Showing Results for compare with same denominators 2 : Page 32

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This science fair project idea explores which fruit molds the fastest.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

Make sourdough bread...and learn some colonial history and modern science in the process!

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

This surprisingly good glue recipe comes from common kitchen items.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Science fair project that builds a magnetometer and demonstrate its uses.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

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

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

This science fair project idea determines how your body responds to allergies.

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.