Path of discovery series 3: I do and I understand
Marion Bond recommends that children should be allowed to use 'apparatus', so that they can physically handle the numbers involved in their calculations, for longer, or across a wider ability band, than is currently the norm.
100 square jigsaw
Hundred square
A hundred square has been printed on both sides of a piece of paper. What is on the back of 100? 58? 23? 19?
The tomato and the bean
At the beginning of May, Tom put his tomato plant outside. On the same day he sowed a bean in another pot. When will the two be the same height?
Coded hundred square
This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
Flashing lights
Norrie sees two lights flash at the same time, then one of them flashes every 4th second, and the other flashes every 5th second. How many times do they flash together during a whole minute?
Diagonal sums
In this 100 square, look at the green square which contains the numbers 2, 3, 12 and 13. What is the sum of the numbers that are diagonally opposite each other? What do you notice?
Worms
Throw a 100
Calendar capers