What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

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.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Here's a pressed leaf card project that puts science and writing together for your second grader.

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.

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

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

This project determines what category of person is most likely to be ticklish.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!