Visualising and representing

problem

Kangaroo Hops

Age

11 to 14

Challenge level

Weekly Problem 11 - 2011
Kanga hops ten times in one of four directions. At how many different points can he end up?
problem

Doubly Consecutive Sums

Age

11 to 14

Challenge level

How many numbers less than 2017 are both the sum of two consecutive integers and the sum of five consecutive integers?
game

The Triangle Game

Age

11 to 16

Challenge level

Can you discover whether this is a fair game?
game

Sliding Puzzle

Age

11 to 16

Challenge level

The aim of the game is to slide the green square from the top right hand corner to the bottom left hand corner in the least number of moves.
problem

What Is the Question?

Age

11 to 16

Challenge level

These pictures and answers leave the viewer with the problem "What is the Question". Can you give the question and how the answer follows?
problem

Charting Success

Age

11 to 16

Challenge level

Can you make sense of the charts and diagrams that are created and used by sports competitors, trainers and statisticians?
problem

Charting More Success

Age

11 to 16

Challenge level

Can you make sense of the charts and diagrams that are created and used by sports competitors, trainers and statisticians?
problem

Who's Who?

Age

11 to 16

Challenge level

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

Spots and Measles

Age

11 to 16

Challenge level

99% of people who have measles have spots. Ben has spots. Do you think he has measles?
game

Sprouts

Age

11 to 16

Challenge level

A game for 2 people. Take turns joining two dots, until your opponent is unable to move.