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

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

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.

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

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

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

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

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!

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

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

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

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

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.

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.

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

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

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.

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!

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

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

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

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.

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

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play: