In this challenge, you will work in a group to investigate circular fences enclosing trees that are planted in square or triangular arrangements.
Complete these two jigsaws then put one on top of the other. What happens when you add the 'touching' numbers? What happens when you change the position of the jigsaws?
How would you count the number of fingers in these pictures?
Can you each work out the number on your card? What do you notice? How could you sort the cards?
This group activity will encourage you to share calculation strategies and to think about which strategy might be the most efficient.
You are organising a school trip and you need to write a letter to parents to let them know about the day. Use the cards to gather all the information you need.
These clocks have only one hand, but can you work out what time they are showing from the information?
Which pairs of cogs let the coloured tooth touch every tooth on the other cog? Which pairs do not let this happen? Why?