Showing Results for area of a rectangle using square units

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

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.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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.

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!

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

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!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

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

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

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

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

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

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

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.

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!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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.

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.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

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.

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

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