Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project idea investigates whether plants can survive being frozen.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this project students experiment with making music using only glasses of water.

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

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea explores whether talking to a plant will help it grow.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

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

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 science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

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

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

In this experiment we will be determining whether birds prefer certain colors of seed.

Try this chemistry experiment with your curious kid and get some "shocking" results!

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Give your budding young observers a chance to discover simple machines at use in their own home.