Stage 4 & 5 Toughnuts

Matching Criminalslive

Stage: 4 and 5 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

DNA profiling is an invaluable tool for the police. However, when it comes to probability, things aren't always as straightforward as they seem.

Factorial Fragments

Stage: 5 Challenge Level: Challenge Level:1

Here you have an expression containing logs and factorials! What can you do with it?

Quadrature of the Lunes

Stage: 5 Challenge Level: Challenge Level:1

A lune is the area left when part of a circle is cut off by another circle. Can you work out the area?

Can You Find... Trigonometry Edition

Stage: 5 Challenge Level: Challenge Level:1

What graphs can you make by transforming sine, cosine and tangent graphs?

Equation or Identity (2)

Stage: 5 Challenge Level: Challenge Level:1

Here are some more triangle equations. Which are always true?

Nested Surds

Stage: 5 Challenge Level: Challenge Level:1

Can you find values that make these surd statements true?

Can You Find... Cubic Curveslive

Stage: 5 Challenge Level: Challenge Level:1

Can you find equations for cubic curves that have specific features?

How Fast Does it Grow?

Stage: 5 Challenge Level: Challenge Level:1

Exponential functions grow pretty quickly...