2nd - 7th Grade Science Activities : Page 20

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

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

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

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.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This easy at-home experiment is a great way to "see" science.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

This science fair project idea explores whether color affects a person's emotional state.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Test your friends to find out if you can replicate the placebo effect's incredible results.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

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.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

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