Year 1 Exploring and noticing

A group of animals has made a seesaw in the woods. How can you make the seesaw balance?

Andrew decorated 20 biscuits to take to a party. He lined them up and put icing on every second biscuit and different decorations on other biscuits. How many biscuits weren't decorated?

Lee wrote some numbers. What do you think she wrote next? How many digits did she write altogether?

Which comes next in each pattern of dominoes?

Make one big triangle so the numbers that touch on the small triangles add to 10.

Buzzy Bee decorated her honeycomb with counting patterns. What might the missing numbers be?

Try grouping the dominoes in the ways described. Are there any left over each time? Can you explain why?

Can you put these shapes in order of size? Start with the smallest.

An old game with lots of arithmetic!

Which numbers can you put into pairs that add to 10? Which ones do you have to leave out?

For this activity which explores capacity, you will need to collect some bottles and jars.

In this calculation, the box represents a missing digit. What could the digit be?

These pieces of wallpaper need to be ordered from smallest to largest. Can you find a way to do it?

Can you split each of the shapes below in half so that the two parts are exactly the same?

Can you each work out what shape you have part of on your card? What will the rest of it look like?

Dotty Six is a simple dice game that you can adapt in many ways.

A group of children are discussing the height of a tall tree. How would you go about finding out its height?

What is the greatest number of squares you can make by overlapping three squares?