In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

Forget the measuring stick! This fun math activity uses a body part, your child's hand, as a ruler.

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.