Live Problems - Stage 4 & 5

Each time you visit the NRICH site there will be some activities which are 'live'. That means we are inviting you to send us your solutions and we will publish a selection of them, along with your name and school. If you'd like to read more about what we're looking for, read this short article.

Stage 4 & 5 Toughnutslive

Stage: 5 Challenge Level: Challenge Level:1

These Stage 4 and 5 problems haven't been solved yet. Can you be the first?

Exploring Diagonalslive

Stage: 3 and 4

Move the corner of the rectangle. Can you work out what the purple number represents?

Drawing Squareslive

Stage: 3 and 4

Take a look at the video showing squares drawn on dotty grids...

Rhombuses from Diagonalslive

Stage: 3 and 4

Take a look at the video showing rhombuses and their diagonals...

Are We Nearly There?live

Stage: 3 and 4

Can you describe the route followed by the arrows?

Getting Round the Citylive

Stage: 3 and 4

In a city with a grid system of roads, how do you get from A to B?