Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

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.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

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.

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun.

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

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

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

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

This experiment investigates if stress alters body temperature.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

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

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

Determine which metal has the highest rate of conductivity.

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

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

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

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

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

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.

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

Can cells be frozen? This science fair project provides information to answer this question.

Make this delicious warm apple bread for Hanukkah.

If your Father's Day festivities include meeting up with extended family, why not put all the dads to the test with a chili cook-off?

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

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

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.