During middle childhood,

Annah argues that people are primarily “right-brained” or “left-brained.” Ramona argues that whether you are right- or left-brained is primarily inherited. Kristin argues that there is some specialization in the right and left hemispheres, but not to the extent that has been popularly believed. Who is right?

Conservation requires

The middle childhood years are marked by

Preschoolers use rehearsal to remember things.

As children progress into middle childhood,

As children progress into middle childhood,

The average school reports that between 10 and 20% of children have trouble adjusting to kindergarten.

The contrast assumption assumes that objects only have one label.