Showing Results for two digit using place value : Page 7

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

This science fair project teaches students about wilting and browning of salad greens.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

This surprisingly good glue recipe comes from common kitchen items.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Learn all about balance and motion as your child designs a corn maze!

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.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

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

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

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

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?

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!