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Showing Results for answering questions with evidence

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!

Conductors and Insulators

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

Play Forensic Flashlight Tricks

How well does your child know the layout of our Solar System? This worksheet focuses on the biggest planet, Jupiter.

Solar System: Jupiter

In this lesson, your students will explore the properties of solids and learn to describe them in various ways.


A Solid Investigation

This science fair project idea explores whether talking to a plant will help it grow.

Talking to Plants

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Color Wheel for Kids

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!

Make a CSI Kit

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Why Does the Earth Spin?

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

Exploding Marshmallows! 

What is biomass energy? Learn about an important form of renewable energy with this colorful worksheet.

What is Biomass Energy

Have you ever wondered why manhole covers are round? It's a good thing to know -- big companies sometimes ask that question in interviews.

Why are Manhole Covers Round?

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

An Introduction to Albert Einstein

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Why Is the Sky Blue?

Get to know the&nbsp;Apollo 11 space mission in this science and history worksheet!

U.S. Space Missions: Apollo 11

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement!&nbsp;

Choosing Units of Motion: Customary Units #1

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

How A Kazoo Makes Sounds

Science can be sticky! This interactive lesson with an ooey-gooey ending will solidify your students&#39; understanding of the states of matter!

What's the Matter? Solids, Liquids, and Gases!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

A Glass Symphony

Using an empty tennis ball can and a swimming pool, you will determine if it&#39;s possible to have a conversation under water.

Speaking Under Water

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

Creating Sound Through Vibrations

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

Mental Mix Up: Experimenting with Your Ability to Focus

An home science experiment for older students that teaches about the science behind heat.

How to Make a Whirligig

This science fair project idea produces varying pitches of sound.

Changing the Pitch of Sound

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

Mini Waterfall

This science fair project creates a visual model of what&acirc;s happening to sound waves as a car approaches and then leaves.

How to Create a Visual Doppler

Energy is an essential part of our daily lives, but the resources that power the Earth are being threatened. In this lesson, students learn about renewable and non-renewable resources, including those that need protection.

Renewable and Non-Renewable Energy

This science fair project idea experiments with spinning color wheels and optical illusions.

A Trick for the Eyes: Color Wheels and Optical Illusion Tops

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Testing the Solubility of Common Liquid Solvents

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

How Does Sound Travel?

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