2nd - 4th Grade Science Activities : Page 17

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.

Slip some science into storm watching with a homemade rain gauge!

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

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.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!