Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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

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

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

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.

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

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science project allows students to study the psychology of happiness.