Showing Results for two digit using place value : Page 3

How powerful is the reaction between baking soda and vinegar? Find out here!

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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

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

Transform your uncomfortable wooden shoes into charming mini planters!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

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

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Test whether plants can grow without sunlight and water.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science fair project idea explores how length affects the weight a bridge can hold.

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

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

This science fair project idea explores substances that cause a bubble to last longer.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

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

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

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

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?