2nd and 3rd Grade Science Activities : Page 13

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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?

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

Making your own glass cleaner is easy, effective and inexpensive!

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

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

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

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!

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!

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

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.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

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

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

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.