Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Determine how good we are at direct and indirect observation.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.