Design and test a paper helicopter. What is the best design?

Mathematics has always been a powerful tool for studying, measuring and calculating the movements of the planets, and this article gives several examples.

Examine these estimates. Do they sound about right?

My recipe is for 12 cakes - how do I change it if I want to make a different number of cakes?

Measure problems for inquiring primary learners.

Measure problems for primary learners to work on with others.

Measure problems at primary level that require careful consideration.

At the time of writing the hour and minute hands of my clock are at right angles. How long will it be before they are at right angles again?

Not everybody agreed that the Third Millennium actually began on January 1st 2000. Find out why by reading this brief article.

This article for teachers recounts the history of measurement, encouraging it to be used as a spring board for cross-curricular activity.

Measure problems at primary level that may require resilience.