For GCSE & A-Level tutors · AQA · Edexcel · OCR

When the past papers run out.

Fresh exam-board questions on the exact subtopic you taught today, with the diagrams drawn and a full mark scheme. Every student tracked in one place.

Homework you’d put your name to.

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5 free worksheets
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AQA, Edexcel & OCR

Mark schemeincluded

Halogenoalkanes: nucleophilic substitution

AQA · A Level Chemistry · 6 marks

Chemistry

Name the mechanism for the reaction of bromoethane with aqueous sodium hydroxide.

[1]

Complete the mechanism. Show the curly arrows and partial charges.

[3]

Explain why the carbon–bromine bond is polar.

[2]

You see every question and mark scheme before it’s set

Why Cognya

Past papers are brilliant. There just aren’t enough of them.

Use Cognya alongside past papers, not instead of them. When a subtopic’s questions run out, make more: same board, same style, with a mark scheme.

The past-paper pack

Parametric differentiation

Edexcel · A Level Maths · Pure

Question 1

Question 2

That’s the whole set.

With Cognya

10 more, in a minute

Same subtopic · same board · full mark scheme

Print them for the lesson, or set them online as homework.

See it work

Pick the level, board and topic. Get the worksheet and mark scheme.

Topics: 700+
Levels: GCSE & A-Level
Exam boards: AQA · Edexcel · OCR

See all features

Creating a worksheet: GCSE Year 11 Maths, Edexcel, Volume of 3D Shapes, 8 questions, then the generated worksheet with its diagrams

Diagrams drawn for you

The diagrams that take longest to draw, already drawn.

Over 160 diagrams across GCSE and A-Level Maths, Biology, Chemistry and Physics

Maths · 3D solids for volume and surface area
Chemistry · curly-arrow mechanisms
Biology · labelled cells and structures
Physics · pulleys and slopes

Your way

Print it for the lesson. Or set it online as homework.

Print it

A clean exam-style paper for the lesson, or homework on paper.

MARK SCHEME

Name ____________Date ________

1 Find dy/dx for the curve x = t², y = 2t.

[3 marks]

2 Find the gradient of the curve where t = 3.

[2 marks]

3 Find the equation of the tangent to the curve at t = 3.

[4 marks]

Exam-paper layout with lines to answer on
Mark scheme as its own PDF, just for you

Set it online

Send a code. The marking does itself.

A student enters a 6-digit homework code, names the parts of a heart diagram, and gets Correct! +4 marks straight away

No student account: a 6-digit code
Copy the link and code, paste it anywhere

Try a sample homework

Everything in one place

Every student tracked. A report you can send their parents.

Each marked homework updates the student’s topics for their exam board. When it’s time to update the parents, the report is already written.

A student’s progress graph and topic tracker for A Level Maths and Chemistry, with one Chemistry topic set to Secure

Progress report

Amira K.

A Level Chemistry · AQA · 1–31 October · Prepared by her tutor

Homework completed

4 of 4

Topics covered

Next focus

Kinetics · Alkenes

Tutor’s comment

Great progress on mechanisms this month. Next we’ll focus on rate equations before the mock.

You download it and send it. Cognya never contacts parents.

You stay in control

Nothing reaches your student until you’ve seen it.

See it all first
Every question, diagram and mark scheme before you save. Swap any you don’t like.
Answers checked
Numerical answers are solved again by the server before you see them. Anything that doesn’t check out is rewritten.
You have the final say
Review any marked homework and change a mark if you disagree.

Built by a working GCSE and A-Level tutor.

Homework you’d put your name to.

Make your first worksheet on the topic you’re teaching this week.

Generate your first worksheet

5 free worksheets
No card required
AQA, Edexcel & OCR