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Showing Results for three digit and regrouping numbers : Page 6

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Meat Science!

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Design Challenge: Inflate a Balloon

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Effect of Artificial Light on Plant Growth

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.

Drum Size and Pitch

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Which Plants Can Resist Walnut Tree Allelopathy?

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Track the Weather with Weather Charts

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Bubble Colors

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Why Does the Moon Glow?

This science fair project idea produces varying pitches of sound.

Changing the Pitch of Sound

This project explores ways to prevent static electrical shocks.

Controlling Static Electricity

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

Wacky Windmill Challenge

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Crayon Rock Cycle Experiment

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Examples of Mechanical Weathering

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

How Do Icicles Form?

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Invertebrate Ecology

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Cricket Behavior

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Feeding Plants

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Static Electricity Project

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

All About Air Pressure

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Balancing Rocks: A Wobbly Game

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Tsunamis, Earthquakes and Meteors 

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Using Mirrors in the Garden: Measuring Light Reflection

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

How to Make a Rubber Band Car

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Fastest Way to Cool a Soda

This science project uses Mohs&acirc; Hardness Test to show kids how to compare the hardness of different types of minerals.

The Mohs Test: How to Compare the Hardness of Minerals

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

DIY Electromagnet

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Form and Function

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Caution Sign Safety

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

Eye Witness, You Witness

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Bee Watcher: What's Buzzing?

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