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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.”
Tameem R. avatar

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.”
Muhammad A. avatar

Muhammad A.

Student

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

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

Student

“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.

Student

“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.

Student

“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 :)”
Justine K. avatar

Justine K.

Student

“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.”
Jourdie avatar

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.”
Olla avatar

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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6 Inheritance, variation and evolution

What Is the Structure of DNA?

Learn the structure of DNA for AQA GCSE Biology, including the double helix, nucleotides, sugar-phosphate backbone and complementary base pairing.

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6 Inheritance, variation and evolution

What Is DNA, and What Is the Genome?

Learn what DNA and the genome mean in AQA GCSE Biology, how genes and chromosomes fit together, and the key difference to remember for your exam answers.

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6 Inheritance, variation and evolution
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How Did Darwin Develop the Theory of Evolution?

Learn how Darwin used observations, evidence and experimentation to develop evolution by natural selection for AQA GCSE Biology Paper 2 revision.

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6 Inheritance, variation and evolution

What Causes Variation Between Organisms?

Learn how genetic inheritance, mutations and environmental conditions cause variation between organisms for AQA GCSE Biology, with clear examples.

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6 Inheritance, variation and evolution

How Is Sex Determined Genetically?

Learn how X and Y chromosomes determine genetic sex in the usual GCSE model, with a simple genetic cross and the common exam mistake to avoid.

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6 Inheritance, variation and evolution

How Does Evolution Work by Natural Selection?

Learn how evolution by natural selection works for AQA GCSE Biology: inherited variation, survival, reproduction and antibiotic resistance explained clearly.

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6 Inheritance, variation and evolution

How Does Genetic Engineering Work?

Learn how genetic engineering works in AQA GCSE Biology: isolate a useful gene, put it into a vector, transfer it to cells, and produce a desired characteristic.

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6 Inheritance, variation and evolution

What Evidence Supports Evolution? GCSE Biology

Learn what evidence supports evolution in AQA GCSE Biology: fossils, inherited characteristics and antibiotic resistance, with a clear natural selection example.

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7 Ecology

What Are Abiotic and Biotic Factors in an Ecosystem?

Learn the difference between abiotic and biotic factors in an ecosystem, with GCSE Biology examples and a simple tip for classifying factors in exam questions.

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6 Inheritance, variation and evolution

How Are Living Organisms Classified?

Learn how living organisms are classified for AQA GCSE Biology, from the Linnaean groups and binomial names to the three-domain system and evolutionary trees.

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6 Inheritance, variation and evolution

How Do Fossils Form, and What Do They Tell Us?

Learn the three ways fossils form, what they reveal about evolution, and why the fossil record is incomplete for AQA GCSE Biology Foundation and Higher tiers.

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7 Ecology

How Are Carbon and Water Cycled in Nature?

Learn how carbon and water cycle between living organisms and the environment for AQA GCSE Biology, including photosynthesis, respiration and rainfall.

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7 Ecology

How Does Decomposition Work? GCSE Biology

Learn how decomposers break down dead material, return carbon dioxide and mineral ions, and why temperature, water and oxygen affect decay in GCSE Biology.

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6 Inheritance, variation and evolution

What Causes Species Extinction?

What causes species extinction? Learn how environmental change, disease, competition and human activity can leave no surviving members of a species.

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7 Ecology

How Is Waste Managed Sustainably?

Learn how sustainable waste management reduces pollution, conserves resources and protects biodiversity for AQA GCSE Biology Ecology revision.

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7 Ecology

How Do Organisms Compete and Interact in Communities?

Learn how organisms compete for resources and depend on other species in a community, with clear plant and pollination examples for AQA GCSE Biology.

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7 Ecology

What Are the Levels of Organisation in an Ecosystem?

Learn the levels of organisation in an ecosystem for AQA GCSE Biology: organism, population, community and ecosystem, with a clear pond example.

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7 Ecology

Deforestation: Causes and Effects

Learn the main causes and effects of deforestation for AQA GCSE Biology, including habitat loss, reduced biodiversity and increased carbon dioxide.

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7 Ecology

How Does Land Use Affect the Environment?

Learn how building, farming, quarrying, landfill and peat destruction reduce habitats, biodiversity and carbon storage in AQA GCSE Biology Ecology.

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7 Ecology

How Do You Read a Pyramid of Biomass?

Learn to read a pyramid of biomass for AQA GCSE Biology: identify trophic levels, compare bar widths and calculate biomass transfer with a worked example.

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7 Ecology

What Causes Global Warming? GCSE Biology

Learn what causes global warming for AQA GCSE Biology: how carbon dioxide and methane strengthen the greenhouse effect, plus the roles of deforestation and peat.

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7 Ecology

What Are Trophic Levels in a Food Chain?

Learn what trophic levels mean in a food chain, from producers to apex predators, with a clear AQA GCSE Biology example and the common exam mistake to avoid.

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7 Ecology

What Is Biodiversity, and Why Does It Matter?

Learn what biodiversity means, why it keeps ecosystems stable, how humans reduce it, and how biodiversity can be maintained for AQA GCSE Biology.

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7 Ecology

How Is Biomass Transferred Between Trophic Levels?

Learn how eating transfers biomass along a food chain, why little becomes new body tissue, and how to calculate transfer efficiency for GCSE Biology.

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