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

Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun.

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

This cookie dough handles like molding clay, but also makes delicious cookies. Use this activity to strengthen your child's alphabet skills.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Let your preschooler create something cute while making something delicious to eat: create bread sculptures, or shapes of bread dough!

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

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

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)