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What GCSE and A-level students say after revising with MathsGenie.

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Harvey B.

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“This is such an amazing platform, it offers everything needed to improve your grade in a time efficient manor. Personally I love the videos as I am able to find areas that I am weak at in the practice papers.”
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Tameem R.

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“Genuinely took me from a grade 4 in maths to achieving a grade 8 in my GCSE's in less than a few months. Best mathematics revision website for those who are aiming to get those high grades.”
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Anyim P.

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“Genuinely I think every maths student should have this site. It takes you through the entire AS and A level Maths course, alongside exam questions with step by step solutions.”
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Muhammad A.

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“predicted papers are very useful and i believe there's not a better website for GCSE maths in the UK”
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Rayan K.

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“Best Maths Resource out there! Absolutely amazing videos and very concise explantions on everything. Don't even get me started on the loads of exam question/worksheets that are so helpful. And it's all free!”
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Dee

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“The best Maths resource site in the world! They have it all and do a great job of keeping everything up to date. I still don't know how they are able to make this free for all. You are truly amazing.”
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Hamid I.

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“They have helped me with my A level Maths performance significantly and I jumped from a grade U to a Grade A in only 2-3 months. I HIGHLY recommend to Maths students especially for A level.”
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Sophie

Student

“MathsGenie's YouTube videos and worksheets are amazing. The videos go into such great depth but in a way that's simple to understand.”
Maria E. avatar

Maria E.

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“Amazing website! Truly helped with my GCSEs - I was a very poor student. Managed to go up and reach all grade 6-9's from U-4's. Would definitely recommend :)”
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Justine K.

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“Absolutely brilliant website with well organised, well written resources for learning or revising maths. I never hesitate to recommend mathsgenie to my students.”
Daryl G. avatar

Daryl G.

Student

“Took me a bit of getting used to but this new site is excellent. I found the old one really useful but this is next level. I share it with all my colleagues and students.”
Binuk J. avatar

Binuk J.

Student

“I used to be really bad at math. My first GCSE mocks I had a 2 but after I found MathsGenie I jumped from 2 to 4 under 3 months.”
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Jourdie

Student

“Improved my grade, I used to be borderline passing maths now I'm performing much better. There are videos, practice papers, solutions, exam questions, past GCSE papers all for free. This is really useful.”
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Olla

Student

“Honestly, it's super great. Easy, with the explanation on the side. Every topic also has more than 50 questions, making you feel more confident in doing different types f question in one topic. Try it!”

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Your maths questions, answered

Clear explanations for the questions that slow you down, with every step of the working shown.

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7 Ecology

What Factors Affect Food Security?

Learn what affects food security in AQA GCSE Biology, from population growth and changing diets to pests, failed rains, farming costs and conflict worldwide.

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7 Ecology

What Farming Techniques Improve Food Production?

Learn how limiting farm animals' movement, controlling temperature and providing high-protein feed can improve food production in AQA GCSE Biology Ecology.

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7 Ecology
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How Is Biotechnology Used in Food Production?

Learn how biotechnology produces mycoprotein from Fusarium and improves GM crops for food production, with the key differences to remember for GCSE Biology.

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7 Ecology

How Can Fisheries Be Managed Sustainably?

Learn how fishing quotas and controls on net mesh size protect breeding populations, maintain fish stocks and make fisheries sustainable for the future.

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Biological molecules

What Is the Structure of Proteins?

Learn the four levels of protein structure for AQA A Level Biology: amino acid sequence, helices and sheets, R-group bonds, and how polypeptide chains combine.

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Biological molecules

What Are the Three Types of Carbohydrates?

Learn the three types of carbohydrates for AQA A Level Biology, with examples of each and a clear explanation of glycosidic bonds, condensation and hydrolysis.

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Biological molecules

What Is the Structure of Starch, Glycogen and Cellulose?

Compare starch, glycogen and cellulose for AQA A-level Biology: glucose types, glycosidic bonds, branching, and how each structure supports its function.

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Biological molecules

How Water’s Structure Explains Its Biological Importance

Learn how water’s polarity and hydrogen bonds explain its roles as a solvent, temperature buffer, coolant, cohesive liquid and reactant in A Level Biology.

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Biological molecules

How Do Enzymes Work? Lock and Key vs Induced Fit

How do enzymes work? Compare lock-and-key and induced-fit models, learn how the active site lowers activation energy, and avoid a common AQA Biology mistake.

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Biological molecules

What Is ATP and How Is It Used in Cells?

Learn what ATP is, how its hydrolysis transfers energy to cell processes, and how respiration and photosynthesis help cells resynthesise ATP for reuse.

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Biological molecules

What Is the Structure and Function of Lipids?

Learn how triglyceride and phospholipid structures suit energy storage and membrane formation in AQA A-level Biology, with key terms and exam mistakes explained.

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Cells

What Are the Functions of Organelles?

Learn the functions of the nucleus, mitochondria, ribosomes and other cell structures for AQA A Level Biology, with key links between them and an exam tip.

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Biological molecules

What Factors Affect Enzyme Activity?

Learn how temperature, pH, enzyme concentration and substrate concentration affect enzyme activity for AQA A-level Biology, with key exam tips.

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Cells

Eukaryotic vs Prokaryotic Cell Structure

Compare eukaryotic and prokaryotic cell structure for AQA A-level Biology. Learn how their nuclei, DNA, organelles, ribosomes and cell walls differ, plus an exam tip.

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Biological molecules

What Is the Structure of DNA and RNA?

Learn how DNA and RNA are built from nucleotides, including their sugars, bases, bonds and chains, with the key differences explained for AQA A Level Biology.

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Cells

How Do Viruses Replicate?

Learn how viruses replicate inside host cells, from attachment and entry to assembly and release, with an HIV example and a key AQA Biology exam mistake.

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Cells

How Does the Cell Cycle Work? Mitosis Explained

Learn how the cell cycle works in AQA A Level Biology: DNA replication in interphase, the four stages of mitosis, cytokinesis and a common exam mistake.

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Cells

What Is the Difference Between Active and Passive Immunity?

Learn the difference between active and passive immunity for AQA A Level Biology, including sources, antibodies, memory cells and exam-focused examples.

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Organisms exchange substances with their environment

How Does the Human Gas Exchange System Work?

Learn how air reaches the alveoli, how breathing changes lung pressure, and how oxygen and carbon dioxide diffuse between the lungs and blood in A Level Biology.

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Cells

How Does the ELISA Test Work?

Learn how the ELISA test uses specific antigen-antibody binding and an enzyme-controlled colour change to detect antibodies or antigens in a sample.

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Cells

How Do Antibodies Work? AQA A Level Biology

Learn how antibodies bind specific antigens, form antigen–antibody complexes and help phagocytes remove pathogens, with plasma and memory cells explained.

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Organisms exchange substances with their environment

How Does Mass Transport Work in the Circulatory System?

Learn how the circulatory system transports blood, how haemoglobin loads and unloads oxygen, and why active tissues receive more oxygen in AQA A Level Biology.

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Cells

How Does the Immune System Recognise Cells?

Learn how antigens help the immune system recognise cells, and how T cells and B cells produce cell-mediated and humoral responses in AQA A Level Biology.

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Organisms exchange substances with their environment

Why Surface Area to Volume Ratio Matters for Exchange

Learn why surface area to volume ratio matters for exchange surfaces, how it changes as organisms grow, and how alveoli help substances diffuse efficiently.

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