elect the correct answer from each drop-down menu. Drill bits are attached to power drills to make holes. Drill bits are made of because they’re hard and resistant to corrosion. The bodies and handles of power drills are made of because they’re good insulators.

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.