Showing Results for science expanders : Page 33

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

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.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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.

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

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

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

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.

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

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Determine if gender affects the ability to identify different smells.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Cleaning can be a chore, but not with this sudsy experiment!

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.

Using a toy race car kids create a visual model of the Doppler Effect.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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.