Showing Results for science expanders : Page 10

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

Discover whether a metal will expand under hot water.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

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

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Find out whether a longer airplane will fly farther or a wider paper airplane.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Find out which kind of bubble wrap fares best when put in impact.

Find out whether putting something on top of a plant will inhibit its growth.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

This project examines whether people's taste perception is influenced by what they see.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Discover how and which salt melts ice the quickest.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.