Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

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

Plant a mini herb garden and teach your child about science and nature.

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Using a toy race car kids create a visual model of the Doppler Effect.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

This project explores ways to prevent static electrical shocks.

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

This science fair project idea investigates the hardness property of minerals.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

This science fair project idea examines whether boys and girls differ in reflexes.