Make sourdough bread...and learn some colonial history and modern science in the process!

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

The purpose of this science fair project is to build a basic radio.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

This easy at-home experiment is a great way to "see" science.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

This science fair project idea compares biodiversity between drops of water.

This science fair project idea investigates how color affects temperature.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project idea produces varying pitches of sound.

This science fair project idea identifies trees using a dichotomous key.

Learn with makes water molecules work with this fun and easy science activity!

This science fair project idea explores the different properties of matter.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea explores which fruit molds the fastest.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

This science research project challenges students to think of more effective lobster farming methods.

Science fair project that determines whether mass and weight are the same or different.