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.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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

This science fair project idea produces sounds by creating vibrations using different objects.

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

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

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.

This science fair project idea investigates the hardness property of minerals.

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!

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!

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

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

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

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

This science fair project idea investigates food preference of birds.

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

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

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

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Determine how good we are at direct and indirect observation.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

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

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

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!

The objective of this science project is to investigate patterns in fingerprints among family members.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

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

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.

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