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Showing Results for how when : Page 2

What happens when colored beams of light mix? You might be surprised.

Adding Colors: An Optical Experiment

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

SPEAK LOUDER! How Does a Microphone Work?

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

How Windy Is It? A Weather Science Experiment

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

Light Reflection

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.

Making Measurements: How Big is Your Hand?

When you see those sunscreen "protection levels," what does that really mean?  Try this experiment to find out.

Sunscreen Experiment

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Ready, Aim, Marshmallows!

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Sound Resonance: How to Calculate Speed of Sound

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

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.

Bake a Chemistry Cake

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

Exploding Marshmallows! 

After he fills in the blanks, your student can hold on to this worksheet on hydrogen for reference when preparing for tests and quizzes on physical science.

Hydrogen

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Viking Funeral

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Make Meringue Science!

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 do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Light and Mirrors

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

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.

Growing Jack-o'-Lantern

It's a paper parachute brigade! Learn how to build your own parachute, and learn how the parachute was invented over 500 years ago.

Build a Pyramid Parachute!

The science of matter becomes as fun as it is educational when George gets in the mix! After watching Curious George work with his 'floppafication' pot, students will learn about matter and force.

Curious Science with Curious George

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

How Different are Sounds from a Phone, a Computer, and a Mouth?

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

How Well Does Sound Travel Through a Gas? A Liquid? A Solid?

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

Baking Soda and Vinegar Balloon

Teach your child how we measure temperature with these printable thermometers!

Blank Thermometer

Teach your child how butter is created by shaking up cream the old-fashioned way.

Make Your Own Butter!

Learn all about how to convert centimeters to inches in this practice worksheet.

Centimeters to Inches

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

Make Your Own Fairy Potion

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Taste Test Science: Fool Your Tongue!

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

Transferring Energy Through Sound 

This science fair project idea studies how talking on a cell phone affect driving?

Cellular Phones & Driving: What is the impact of cell phone usage during driving?

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