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Showing Results for paragraphs speed

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Does Length Have an Effect on Speed? 

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Ping Pong Ball Anemometer

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Rate of Evaporation

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Falling Objects Revisited

This prime number game is the perfect way to get to know prime numbers. Deal the cards and flip them over. When players a prime number they call out, "Prime!"

Prime Numbers Game

Spider cupcakes are creepy-crawly treats that are perfect for Halloween. These spider cupcakes make for a great Halloween party treat.

Spider Cupcakes

Your fourth grader will love turning your house into a home this holiday season with fun crafts such as hand-casted paper holiday ornaments!

Hand-Cast Paper Holiday Ornaments

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Homemade Butter

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Example of Newton's First Law

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

A Thunderous Sound

Movement activities are crucial for developing minds and bodies. Animal movements, in particular, encourage children to think about their own body mechanics in comparison with animals they may have observed. 

 Animal Racing

Add negative and positive numbers in this fun math card game for fourth graders!

Build & Take

This science fair project teaches students about wilting and browning of salad greens.

Why Do Greens Turn Brown?

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Marble Physics

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

Viking Funeral

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

How to Make an Anemometer

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

When Seeds Explode

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The Role of Fat in Food

This year for Valentine's Day, you and your child can bake up a batch of classic red velvet cupcakes and learn more about the history of this vintage treat.

Delicious Red Velvet Cupcakes

To help keep summer memories alive, have your fifth grader utilize their writing skills to create a summer book keepsake!

Book Through the Summer

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Float My Clay Boat

Crowned with orange cream cheese frosting and studded with chocolate chips, these pumpkin muffins make a delicious fall treat.

Bake Pumpkin Chocolate Chip Muffins

In honor of Black History Month, this activity encourages your child to focus on African American inventors, and do a little inventing of his own.

Become an Inventor

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Geology 101

This science fair project idea examines the reason boats are shaped and engineered.

Keep the Boat Afloat

This science experiment tests if dog saliva can really help heal wounds.

Can Dog Drool Kill Germs?

In this design challenge, your child will create a parachute for a small toy using typical household items.

Design Challenge: Making a Parachute

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Can Taste Buds Detect MSG Levels?

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Measuring Raindrops

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