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This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

In this fun activity, your child will create their very own solar oven to bake s'mores!

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.