Showing Results for least common multiples

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

This surprisingly good glue recipe comes from common kitchen items.

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

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

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

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

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.

This experiment investigates whether there are certain sounds that affect men and women differently

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

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

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

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.

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

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

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

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

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