Showing Results for compare with same denominators 2 : Page 4

This biodiversity project examines the biodiversity in your own backyard.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

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

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project examines how seeds hitchhike on animals and clothing.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Explore if planting seeds in a certain direction will affect how fast it germinates.

In this fun activity, your child will create their very own solar oven to bake s'mores!

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

In this experiment we will be determining whether birds prefer certain colors of seed.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Test whether plants can grow without sunlight and water.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.