Showing Results for grade practice : Page 3

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project idea determines which method of hand cleansing is the most effective.

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

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

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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

This science fair project idea investigates if fats add to the flavor of food.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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!

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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 project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

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