Showing Results for two digit using place value : Page 5

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.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Discover whether cold or hot water from the faucet will boil faster on the stove.

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

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

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

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

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Teach your child how butter is created by shaking up cream the old-fashioned way.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

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

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.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

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.

This science fair project idea investigates how magnetism can defy the force of gravity.

Plants and light seem to be good buddies, but how far does the friendship really go?

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.