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!

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

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

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This science fair project idea investigates food preference of birds.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

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

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

Make an edible play dough with your child to help her develop her sensory and motor skills.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

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

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 the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?