List

Indices and Surds

Climbing Powers
problem
Favourite

Climbing Powers

Age
16 to 18
Challenge level
2 out of 3

Does it make any difference how we write powers of powers? 

The Root of the Problem
problem
Favourite

The Root of the Problem

Age
14 to 18
Challenge level
2 out of 3

Find the sum of this series of surds.

Power Stack
problem

Power Stack

Age
16 to 18
Challenge level
1 out of 3

When you stack powers, how do you evaluate them?

Irrational arithmagons
problem

Irrational Arithmagons

Age
16 to 18
Challenge level
2 out of 3

Can you work out the irrational numbers that belong in the circles to make the multiplication arithmagon correct?