This experiment investigates if small changes in your diet can alter your basal body temperature.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

This science fair project idea determines which flower lasts the longest.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

This experiment investigates if stress alters body temperature.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Dig up some dinos while promoting curiosity and sensory skills in this hands-on activity that will have your child searching for prehistoric treasure!

Help your child practice her counting as she makes this fun and festive holiday decoration!

During the Passover Seder, many Jewish families pour a cup of red wine for Elijah. This year, help your child create his own welcoming glass for Elijah.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.