This activity will further your child's ability to interpret graphs and apply math skills in a real-world situation.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Be active while learning about American history with this twist on the classic running game "Capture the Flag."

Here's a black fuzzy spider that's sure to cause a silly fright! This eight-legged creepy crawler is sure to surprise anyone looking for a treat.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Find out whether putting something on top of a plant will inhibit its growth.

In this arts and crafts activity, help your kindergartener make friendship bracelets with just safety pins, elastic, and some colorful beads.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Your child can transform a triangle of felt into a colorful and motivating pennant sharing all her favorite characteristics and traits.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

The human knot game is a perfect team-building exercise and a fun activity that's sure to bring lots of laughs along the way.

This twist on the classic game of freeze tag spells fun for your fourth grader--and the whole family!

This science project teaches students to classify different shapes of leaves.

Take play-dough to the next level with this homemade recipe, adding surprising ingredients perfect for summer!

This Halloween, your child can make her very own jar light that will shine bright throughout the night!

Liven up your Christmas decor with vibrant reindeer created from cardboard. This decoration can hang above a fireplace, over a door, or across a wall.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Here's a fun family activity: have your child make a cameo appearance by creating and drawing on their own silhouettes!

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.