Showing Results for three digit and two step word problems : Page 40

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

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

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Show your preschooler how to construct this very special planter for Mom. It makes a great pick-me-up, and it's easy for kids to make in a flash!

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

Does fear cause the same physiologic responses in men and women? This experiment measures people's blood pressure and heart rate while watching a scary movie.

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

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

Give your budding young observers a chance to discover simple machines at use in their own home.

Engineers in training can get started with this simple wheel-and-axle construction activity.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.