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Engineers in training can get started with this simple wheel-and-axle construction activity.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

How powerful is the reaction between baking soda and vinegar? Find out here!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Making your own glass cleaner is easy, effective and inexpensive!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

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

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.