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Making Sticks

Stage: 1 Challenge Level: Challenge Level:2 Challenge Level:2

You could use cubes to make the sticks yourself, or draw the sticks on squared paper.
If you line up two blue sticks, can you make a line of red sticks which is the same length?
Try with three blue sticks - can you make a line of red sticks which is the same length?
What happens when you try four blue sticks? Five?