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Showing Results for simple machines : Page 2

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Slinky Physics

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

How to Press Flowers

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Separate Salt and Pepper With Static Electricity

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Give Birds a Feast with a Suet or Coconut Oil Feeder

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

How to Make a Wind Vane

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Tangential Velocity and Circular Motion Experiment

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Homemade Submarine

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Understanding Absorption

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

See Seeds Come to Life!

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Work and Energy

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Make a Sundial

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Principles of Air Pressure

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

Watch Your Garden Grow

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Water Pollution: Can You See It? 

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one  thing: baking powder!

Test the Power of Baking Powder

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

How Old is That Tree?

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Potato Maze: Make a Plant Obstacle Course!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

What Causes Dew?

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

The Science of Sound

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.

Film Canister Rocket

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Plant Pets

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Make Your Own Ant Farm

Create a three-dimensional X-ray of your child&#39;s hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Skeleton Hand Print

How does frost form?  How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

How Does Frost Form?

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Measure Your Pulse with a Straw!

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Halloween STEM Building Challenge

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

Egg Carton Garden

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?

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.

Bottle Race Car

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Design Challenge: Make a Rube Goldberg Machine

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