Biology and Psychology teaching classes for students in schools and those who are preparing to write both internal and external exams.

From 58 C$ /h

My Biology class would expose my students to better ways of understanding Biology better and make my students ace their examinations and progress.

Learning Biology under my tutelage would be a great experience.

I specialize in teaching IGCSE, WAEC, OCR, GCSE and so on.

Extra information

Come with an open mind and be ready to learn.

Location

Online from Nigeria

Age

Teenagers (13-17 years old)

Adults (18-64 years old)

Seniors (65+ years old)

Student level

Beginner

Intermediate

Advanced

Duration

45 minutes

60 minutes

90 minutes

120 minutes

The class is taught in

English

Skills

Biology

Psychology (for students)

Science

Availability of a typical week

(GMT -04:00)

New York

Online via webcam

Mon

Tue

Wed

Thu

Fri

Sat

Sun

00-04

04-08

08-12

12-16

16-20

20-24

BIOLOGY/CHEMISTRY CLASSES E.G, SECONDARY, PRIMARY, EXAM PREPARATORY CLASSES, OCR/IGCSE/AQA, GCSE.

48 C$ /h

Homeostasis is one of the topics one should be expecting in examinations like IGCSE, GCSE, WASSCE, GCE, NECO, SAT.

Osmoregulation (homeostasis)-in unicellular organism is ensured by the use of contractile vacuole. The main organs involved in homeostasis in multicellular organisms include kidney, liver, skin, ductless glands (hormones) and the brain which has the overall control of the homeostatic process in the body.
The regulation of homeostasis depends on three mechanisms:
1. Receptor 2. Control Centre 3. Effector.
The entire process continuously works to maintain homeostasis regulation.
1. Receptor: the receptor is the sensing component responsible for monitoring and responding to changes in the external or internal environment.
2. Control Centre: The control centre is also known as the integration centre. It receives and processes information from the receptor.
3. Effector: The effector responds to the commands of the control centre. It could either oppose or enhance the stimulus.

Biological systems like those of your body are constantly being pushed away from their balance points. For instance, when you exercise, your muscles increase heat production, nudging your body temperature upward. Similarly, when you drink a glass of fruit juice, your blood glucose goes up. Homeostasis depends on the ability of your body to detect and oppose these changes.
Roles of Pancreas and Liver in Homeostasis.
During a meal, the pancreas will secrete insulin and suppress glucagon, causing the liver to store glucose as glycogen.
Alternatively, when blood sugars are low, the liver can convert glycogen into glucose through a process known as glycogenolysis.
The pancreas controls the concentration of glucose in the body by producing the hormones insulin and glucagon which stimulate the liver. Insulin and glucagon are chemical hormones messengers.

BIOLOGY CLASSES: A-LEVEL BIOLOGY, ORDINARY-LEVEL BIOLOGY, COLLEGE STUDENTS

41 C$ /h

Biology is an interesting subject, especially when you are being tutored by a competent teacher like me.
I am a qualified and a well trained Biology teacher.
I will teach you well until you achieve your goal of excelling in the field of Biology.
I teach with fun!

Constanza

5.0

(10)

If you're looking for an organised and professional teacher to help you achieve your academic goals, look no further! The IB science subjects can be extremely difficult to go through on your own, and I'll be glad to use my experience to help you out.

A couple of things I like to do:

- Initial test or interview to assess your level.
- Use Notion as a platform to share all my resources.
- Use mock papers that lay out the exercises JUST like in the real exams, so you will feel really prepared.
- I give homework when appropriate.
- I provide any kind of mentoring and college counseling. People who study Biology and Chemistry usually want to pursue a clinical career-- and that is a complex process!

Magdi

5.0

(10)

Chemistry Calculations Masterclass | IGCSE & IB

### Master Chemistry Calculations and Maximize Your Exam Marks

Do you understand Chemistry theory but struggle when you face calculation questions?

Do you lose marks because of **formula selection, unit conversions, mathematical steps, significant figures, or poorly structured working**?

This masterclass is designed specifically for **IGCSE and IB Chemistry students** who want to build strong confidence in quantitative Chemistry and improve their exam performance.

I’m **Dr. Basil Magdi**, a Chemistry tutor with **10+ years of experience teaching international curricula**, including IGCSE, IB, GCSE, A-Level, and American Chemistry. With a background in Pharmacy and Quality Management, I use a systematic, step-by-step approach that helps students understand not only *how* to calculate the answer, but *why* each step is required.

### What You Will Master

**Core Quantitative Chemistry – IGCSE & IB**

• The mole concept and Avogadro's constant
• Relative atomic mass and relative formula mass
• Molar mass calculations
• Balanced equations and stoichiometric calculations
• Limiting reactants
• Percentage yield and atom economy
• Empirical and molecular formulae
• Gas volume calculations
• The ideal gas equation
• Concentration calculations
• Dilution calculations
• Titration calculations
• Reacting masses and volumes

**IB Chemistry – Additional Skills**

• Uncertainty calculations
• Percentage uncertainty and percentage error
• Significant figures and decimal places
• Data processing and evaluation
• Uncertainty in experimental results

### How We Work

Rather than simply memorizing formulas, you will learn a **repeatable method for solving Chemistry calculations**:

**Understand → Identify → Choose the equation → Substitute → Calculate → Check → Give the correct units**

We will work through progressively more challenging problems and use **IGCSE/IB-style exam questions and past papers** to develop speed, accuracy, and exam technique.

### This Masterclass Is Ideal For Students Who:

✓ Struggle with Chemistry calculations
✓ Understand the theory but cannot apply it to questions
✓ Make frequent calculation or unit-conversion errors
✓ Find stoichiometry and mole calculations difficult
✓ Need help with titration and concentration problems
✓ Want to improve their exam technique
✓ Are preparing for IGCSE or IB Chemistry exams
✓ Want structured practice and targeted feedback

### What You Can Expect

✓ Clear, step-by-step explanations
✓ Personalized instruction based on your current level
✓ Extensive calculation practice
✓ Exam-style questions and past-paper practice
✓ Identification and correction of recurring mistakes
✓ Guidance on showing working clearly to earn method marks
✓ Strategies for checking whether your answer is reasonable
✓ Focused preparation for IGCSE and IB examinations

**The goal is not simply to memorize Chemistry formulas — it is to develop the confidence and problem-solving skills to approach unfamiliar calculation questions successfully.**

Book a lesson and let's turn Chemistry calculations from a source of lost marks into one of your strongest areas.

Chiwila

5.0

(10)

As a dedicated tutor with extensive experience in preparing students for standardized exams such as the SAT, GMAT, and SSAT, I understand the unique challenges that each of these tests presents. My approach is comprehensive and focuses on building a strong foundation in critical areas such as Mathematics, Quantitative Reasoning, Verbal Skills, and Analytical Writing. Each program I develop is tailored to the specific requirements of the exam, ensuring that students are well-prepared and confident on test day.

Having a deep understanding of the test formats and question types allows me to provide personalized strategies that target each student's individual strengths and weaknesses. I believe that every student has a unique learning style, and my goal is to enhance their test-taking skills while improving their time management. By fostering a supportive learning environment, I aim to boost students' confidence and empower them to achieve top scores.

My tutoring sessions incorporate a variety of effective methods, including real exam questions and timed practice tests. This hands-on approach allows students to familiarize themselves with the types of questions they will encounter, making the actual exam feel less daunting. I teach proven techniques for tackling even the most challenging problems, ensuring that students feel equipped to handle any question that comes their way.

One of the key components of my tutoring is helping students develop effective study habits. I provide guidance on creating a structured study plan that maximizes their preparation time and aligns with their personal goals. This structured approach not only keeps students on track but also helps them build a sense of accountability, which is crucial for success.

In addition to academic preparation, I also focus on the psychological aspects of test-taking. Many students experience anxiety leading up to exams, which can affect their performance. I teach relaxation techniques and mental strategies to help manage stress, allowing students to approach their exams with a calm and focused mindset. By addressing both the academic and emotional challenges of test preparation, I equip students with a well-rounded toolkit for success.

Feedback is an essential part of the learning process, and I make it a priority to provide constructive and actionable insights during our sessions. After each practice test, I conduct a thorough review of the results, highlighting areas for improvement while also acknowledging progress. This continuous feedback loop helps students understand their growth and keeps them motivated throughout their preparation.

My commitment to student success goes beyond just teaching content. I aim to inspire a love for learning and self-improvement in each of my students. Many of my former students have gone on to achieve their academic goals, securing places at prestigious universities and programs. Their success stories are a testament to the effectiveness of my tailored approach and the dedication I bring to each tutoring session.

If you're looking to master the SAT, GMAT, or SSAT with confidence, I invite you to book a session now. Together, we will develop a customized learning plan that suits your individual needs, ensuring that you are not only prepared to face the test but also equipped to excel and reach your highest potential. With my guidance and your commitment, we can achieve outstanding results. Let’s embark on this journey to success together!

Robert

5.0

(10)

As a Franco-Belgian teacher, I offer private lessons in physics, chemistry and biology for secondary and higher levels. I specialize in secondary level up to 5th year Belgian.

I travel, if necessary, to your home in the Brussels region as well as in Walloon and Flemish Brabant, with a minimum course duration of 2 hours. With extensive experience, I offer numerous exercises to consolidate knowledge. Distance learning is also possible via platforms such as Skype, Facebook, etc. For students in France, lessons are done exclusively remotely.

Do not hesitate to contact me to organize your lessons according to your needs and availability. I am here to help you strengthen your skills in these subjects in an effective and personalized way. Courses tailored to your needs will allow you to progress quickly.

Rania

5.0

(10)

The SAT exam is one of the major steps you need to go through in your life; it's a step that is going to determine your college, your university, and your future as a whole. As with a lot of things in life, it can be a hard step, and there is no shame in asking for help. Here comes my role: I will help you overcome your problems and your difficulties. My job here is to help you achieve your desired results and unlock your potential. Simply put, we will go through every lesson, every unit, and every chapter. We will understand the concept of each lesson, with clear examples to follow. After each one, you will be tested, and after finishing your program, you will be tested on it. That's my plan for my students, so if you are interested, you can easily contact me.

Dorcas

5.0

(10)

Passionate and dedicated teacher with five years of experience fostering an engaging and inclusive learning environment. I'm committed to promoting student success through personalized instruction, differentiated learning strategies, and active student engagement. Proven track record of implementing innovative teaching methods and achieving measurable improvements in student academic performance.
I offer home tution services for igcse and other curricular.
I tutor learners in both lower and upper grades English, Maths and Science and other subjects if the need be.
Duration per session is an hour and above.

Vincent

5.0

(10)

Science includes all natural science subjects; PHYSICS, CHEMISTRY, BIOLOGY and MATHEMATICS . PHYSICS deals with MECHANICS of OBJECTS while CHEMISTRY deals with CHEMICAL CHANGES of different REACTIONS.On the other hand BIOLOGY is the study of LIFE PROCESSES and different MATERIALS that SUPPORTS LIFE.Whereas , MATHEMATICS is a subject that explains DIFFERENT CONCEPTS using NUMBERS and VARIABLES.

Dr.Ibrahim

5.0

(10)

This course offers an integrated introduction to the core areas of science, including biology, physics, earth science, and environmental science. Students will explore scientific concepts, principles, and methods through hands-on experiments, observations, and problem-solving activities. Emphasis is placed on developing scientific literacy, critical thinking, and an understanding of the scientific method. The course encourages curiosity about the natural world and prepares students to apply scientific knowledge to everyday life and future academic study.

Kelvin

5.0

(10)

Hi, Tutor Kelvin here your Maths Tutor.

MATHS;
Many students fail Maths because of already defeated mindset about Maths and unsharpened analytical skills.
As an experienced Tutor, my aim is to bridge in that gap.That's to make sure no student must ever be troubled with a concept that has a solution .

Topics to be covered in MATHEMATICS are:
•Types of Numbers
•Algebra
•Sets
•Indices
•Fractions
•Functions
•Trigonometry
•Equatioms
•Probability
•Transformations
•Geometry
•Proportions
•Exponential and Decay Curves
•Distance time Graphs
•Mensuration
•Properties of a Circle
•Statistics

Q.Why you will love Maths after the lessons?
1.I will help break down concepts to the level of your understanding.
2.I will make sure that I explain all the steps required per topic.
3.At the end of the day, I could've made sure you know and understand the requirements for each question.This will be achieved by exposing you to final examination papers.
4.I make sure I teach all the topics based on the syllabus.
5.I also share useful study tips to make you excel academically.

NOTE; I am a straight forward Tutor who strives to bring out the best in every student on time.I am always innovative by using interactive mode of Teaching Methodology.

I use well structured notes and past papers.Once I teach my student/s a topic, I make sure the lesson is concluded by attempting Examination Questions together.
In addition, each lesson takes 1 hour (60 minutes) duration.That time , is fair enough to have had all the lesson objectives met.

Booking me for a class guarantees excellent grades.
I look forward to be your Tutor.Don't forget to share your review after the lesson/s.I thank you.
Best regards,
~Kelvin

Iskander

5.0

(10)

I hold a Doctorate in Pharmacy and 2 Masters degrees from the University of Paris V René-Descartes.
Since the beginning of my higher education, and since I established myself as a freelancer after 10 years of managerial career in the pharmaceutical industry, I have been used to regularly giving private lessons to pupils and students of all levels, Primary, Secondary and Higher, supporting them until they pass their exams.
The main disciplines in which I support students are essentially scientific.
The perspectives provided are transdisciplinary.

Emilie

5.0

(10)

My name is Emilie and I am a veterinary medicine student. I also hold a Master's degree in health technologies and have almost 10 years of experience in the pharmaceutical industry, including some time in a training-oriented role.

This experience has taught me to make sometimes complex concepts clearer, more structured and accessible, but also to adapt to very different learning styles. Some students need a diagram, a concrete example, to rephrase things aloud, or simply to proceed step by step.

Patient, organized, and attentive, I aim to provide a supportive environment where students can ask questions without fear of making mistakes. My goal is to help them progress, gain confidence, and acquire methods they can then use independently.

I primarily offer academic support from middle school to the final year of high school, particularly in science subjects, as well as English tutoring.

Ân

5.0

(10)

Dear learners,

In my tutoring sessions, I am committed to helping students and adults alike achieve their learning goals. This means I’ll work with you until you truly understand the material, without charging you extra for the support you need.

Here are some of my specialties:

- Cambridge & IELTS preparation: I specialize in helping learners prepare for Cambridge and IELTS exams. From Listening, Speaking, Reading, and Writing, I will share the tips and techniques I used to achieve an IELTS band score of 7.5 in 2024.

- Vietnamese language: I offer Vietnamese language courses, from basic lessons for travelers to specialized, personalized lessons designed to help you speak Vietnamese confidently.

Math & Sciences: I tutor secondary and high school students in Mathematics, Science, Physics, Chemistry, and Biology. My major is International Teacher Education for Secondary Schools, with a specialization in Science Education.

-Academic writing: I also offer academic writing support at the B2–C1 level, covering everything from reports and essays to research papers.

Munzir

5.0

(10)

Hi, I'm Munzir, an O/L Chemistry tutor from Sri Lanka.
I am a B.Sc. undergraduate in Chemistry at the University of Sri Jayewardenepura, Sri Lanka, with approximately 4 years of experience teaching O/L Chemistry.

I currently teach London O/L Chemistry and have experience supporting students following Cambridge and Edexcel curricula.

My teaching focuses on simplifying difficult Chemistry concepts, identifying students' weak areas and developing their ability to answer examination-style questions.

I am particularly interested in supporting students preparing for Cambridge and Edexcel O/L examinations through structured revision, past-paper practice and exam-focused guidance.

I am available for online tutoring and home visits and can adapt lessons according to each student's current level and learning needs.

Fairy

5.0

(10)

Are you struggling with Physics or preparing for an important exam? I’m an experienced Science Teacher and Tutor who helps students understand Physics in a clear, simple, and engaging way. 🌎⚛️

I work with students from different educational backgrounds and can support High School, AP, GCSE, IGCSE, IB, and A-Level Physics.

My lessons can cover topics such as motion, forces, energy, momentum, electricity, circuits, waves, optics, magnetism, thermodynamics, and more. I can also help with homework, assignments, problem-solving, and exam preparation. 📚

Lessons are personalized according to each student’s level, curriculum, and learning goals. I focus not only on memorizing formulas but on helping students understand the concepts and develop strong problem-solving skills.

Whether you need help with a difficult topic, want to improve your grades, or are preparing for an exam, I’d be happy to help you build your confidence in Physics! 😊🔬

Hina

5.0

(10)

Anatomy is the subject where you can study for hours and still go blank on exam day. The problem usually isn't effort. It's that the material was never made to stick.

I'm Hina, a final-year Doctor of Physiotherapy (DPT) candidate, and I tutor anatomy, physiology, neuroanatomy, neurophysiology and biology one-to-one. You send me your syllabus, lecture slides or notes before we meet, and I build each lesson from your own course material, so we cover exactly what your exam covers and nothing twice.

Every topic gets a memory hook: a short mnemonic or diagram you can still recall under pressure. I draw live during the lesson and test you out loud, so we find the gaps in the session, not in the exam hall.

One of my students, a medical student at the University of Milan, had failed six subjects, including anatomy, neuroanatomy and physiology. After two months of lessons, she passed all six.

I teach students from school level (O Level, A Level, FSc, MDCAT) through MBBS and university health-science courses, in English or Urdu, whichever makes it click.

Start with a free 30-minute trial. Tell me what's going wrong and you'll leave with a study plan either way.