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Showing Results for "adding mixed number like denominators" : Page 5

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

What Materials Affect the Length 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 idea explores whether talking to a plant will help it grow.

Talking to Plants

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Physics Magic Trick

In this teacher-approved lesson, students will make and play with oobleck (corn starch and water), then write about their experiments. Young scientists will have a blast seeing their oobleck mixtures seemingly come to life.

Ooey Gooey Oobleck

Magic, science, or household cleanser?  Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Experiment with Sudsy Lemon Science

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

What Instruments are Used to Create Bird Sounds in Classical Music?

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

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Shrinky Dink Science

With this activity, not only will you be experimenting with giving accurate information, you'll also teach your child how to write good scientific procedures.

Put Together a Procedure!

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

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Make a Paper Helicopter

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

Perform a Law of Motion Magic Trick

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?

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Solids, Liquids, Maple Syrup!

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Dried Fruit vs Fresh Fruit

What do a bicycle and a car have in common? They both move using the simple machine wheel and axle. In this lesson, students learn about how this simple machine works, and will identify objects that use a wheel and axle.

Simple Machines: Wheel and Axle

This hands-on lesson will get your students to investigate some mystery liquids, and they will have to use their observational skills to figure out what they are.

Liquid Detectives

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

Centripetal and Centrifugal Force

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

Build a Balloon-Powered Car

Introduce your students to the scientific concept of sink or float. This hands-on experiment allows them to see which objects sink and which float. The concepts taught will be solidified with the completion of worksheets.

Sink or Float

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Series and Parallel Circuits

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

Exploding Marshmallows! 

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Superhero Strength

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Static Electricity Comb

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

Make Your Own Electricity

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Experiment with Boiled Egg Science

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Sock Science

Engineers in training can get started with this simple wheel-and-axle construction activity.

Wheels and Axles

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Bending Light Experiment

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