Your Solutions - Stage 3 & 4

Eating for a Better Planet

Age 11 to 16
Challenge Level

How do you balance the environmental impacts and nutritional benefits of different foods?

Frosty Is Melting!

Age 14 to 16
Challenge Level

Frosty the Snowman is melting. Can you work out how much less snow he contains when he is at half his starting height?

Waste and Recycling

Age 14 to 18
Challenge Level

Can you use the given information to work out how much plastic a family recycles?

Minimal Connector

Age 14 to 18
Challenge Level

Can you find the most efficient way to connect four towns?

Who's Who?

Age 11 to 16
Challenge Level

Can you solve the clues to find out who's who on the friendship graph?

Can You Traverse It?

Age 14 to 18
Challenge Level

How can you decide if a graph is traversable?