Here is a chance to play a version of the classic Countdown Game.
Can you work out how many of each kind of pencil this student bought?
How might you use mathematics to improve your chances of guessing the number of sweets in a jar?
How many generations would link an evolutionist to a very distant ancestor?
How many teddies are in the jar? How many teddies could you fit in your classroom?
Analyse these beautiful biological images and attempt to rank them in size order.
Examine these estimates. Do they sound about right?
There are nasty versions of this dice game but we'll start with the nice ones...
Some Games That May Be Nice or Nasty for an adult and child. Use your knowledge of place value to beat your opponent.
Are these estimates of physical quantities accurate?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
In this twist on the well-known Countdown numbers game, use your knowledge of Powers and Roots to make a target.
Bluey-green, white and transparent squares with a few odd bits of shapes around the perimeter. But, how many squares are there of each type in the complete circle? Study the picture and make. . . .
Who said that adding, subtracting, multiplying and dividing couldn't be fun?
Work out the numerical values for these physical quantities.
Practise your skills of proportional reasoning with this interactive haemocytometer.
Get some practice using big and small numbers in chemistry.
10 graphs of experimental data are given. Can you use a spreadsheet to find algebraic graphs which match them closely, and thus discover the formulae most likely to govern the underlying processes?
From the information you are asked to work out where the picture was taken. Is there too much information? How accurate can your answer be?