Hamid Likes Playing with Blocks Because He Can Use Them

Multiple Choice

Hamid likes playing with blocks because he can use them to do a lot of different things. Sometimes he builds houses. Other times, the bigger blocks represent friends who play together. And sometimes, Hamid simply enjoys sorting the blocks into different groups or arranging them by size. These blocks are an example of a(n) ______ material.

A) single-purpose
B) manipulative
C) open-ended
D) technological