The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea explores whether dogs do look like their owners.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

This science fair project investigates how temperature of a room affects the burn rate of a candle.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

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

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

Fibonacci sequences have been observed throughout nature, like in leaves and flowers. In this project, students find examples of the Fibonacci sequence.

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

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

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

This surprisingly good glue recipe comes from common kitchen items.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

In this science fair project caffeine will be extracted from Gunpowder Green Tea, illustrating the isolation of a naturally occurring product from a plant.

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