The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

This science fair project idea demonstrates that plants give off water.

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

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

Test whether plants can grow without sunlight and water.

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

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

This science fair project teaches students about wilting and browning of salad greens.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.