Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

People have favorite flavors, but what about ants? Which ant food is the most popular?

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?