Showing Results for simple compound and complex sentences 3

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

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

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!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

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.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

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

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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.