Showing Results for stem challenge : Page 2

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

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

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.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

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?

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Is it a square or a circle? See if you can trick your friends with this zany science project!

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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!