Showing Results for grade practice : Page 4

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

This science fair project idea produces sounds by creating vibrations using different objects.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

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

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

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

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

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

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

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.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

This science fair project idea produces varying pitches of sound.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

The purpose of this science fair project is to build a basic radio.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Introduce your child to science with something they see everyday--their shadow!

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.

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