article
Many Ideas With a Few Cubes
This short article outlines a few activities which make use of interlocking cubes.
Search
problem
Differs
11 to 14
Choose any 4 whole numbers and take the difference between
consecutive numbers, ending with the difference between the first
and the last numbers. What happens when you repeat this process
over and over again?
problem
Travelling Salesman
11 to 14
A Hamiltonian circuit is a continuous path in a graph that passes through each of the vertices exactly once and returns to the start.
How many Hamiltonian circuits can you find in these graphs?
article
Take Some ... Counters
This article for primary teachers outlines how using counters can support mathematical teaching and learning.
problem
Eating for a Better Planet
11 to 16
How do you balance the environmental impacts and nutritional benefits of different foods?
page
engNRICH
engNRICH is the area of the stemNRICH Advanced site devoted to the mathematics underlying the study of engineering
problem
Multiply the Addition Square
11 to 14
If you take a three by three square on a 1-10 addition square and multiply the diagonally opposite numbers together, what is the difference between these products. Why?
problem
Moving Squares
14 to 16
How can you represent the curvature of a cylinder on a flat piece of paper?
problem
Slippery Snail
7 to 16
A game for two people, who take turns to move the counters. The player to remove the last counter from the board wins.
problem
The Wisdom of the Crowd
11 to 16
Who's closest to the correct number of sweets in a jar - an individual guess or the average of many individuals' guesses? Which average?