1.	How many blocks are used in Stages 1–3?
		A.	3, 6, 10	B.	9, 15, 21
		C.	3, 7, 10	D.	4, 7, 10
		Hint
	2.	Draw a top-count view of this block
		A.		B.
		C.		D.
		Hint
	3.	Without building it, predict the number of blocks in Stage 7.
		A.	81	B.	100
		C.	64	D.	49
		Hint
	4.	Create a block pattern with s2 – 1 blocks.
		A.		B.
		C.		D.
		Hint
	5.	Describe this pattern.
		A.	''add 1'' pattern	B.	cube pattern
		C.	doubling pattern	D.	square pattern
		Hint