2nd Grade Science Activities : Page 3

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Test whether plants can grow without sunlight and water.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science fair project idea demonstrates that plants give off water.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

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

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

In this experiment you will replicate the mummification process by making a hot dog mummy.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.