Try continuing these patterns made from triangles. Can you create your own repeating pattern?
Can you describe a piece of paper clearly enough for your partner to know which piece it is?
Take it in turns to make a triangle on the pegboard. Can you block your opponent?
Can you each work out what shape you have part of on your card? What will the rest of it look like?
Are these statements always true, sometimes true or never true?
Can you find out which 3D shape your partner has chosen before they work out your shape?