Showing Results for three digit and two step word problems : Page 31

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Help your child learn about animal classification with this fun and delicious activity.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

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

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

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!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

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.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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?

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.