Construct and experiment with a periscope using reflected light rays to gather an image.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Test whether spot magnets can help improve the symptoms of an injury.

In this science fair project, students make their own rain gauge to measure rainfall.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

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

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Fibonacci sequences have been observed throughout nature, like in leaves and flowers. In this project, students find examples of the Fibonacci sequence.

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.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

In this project, students will learn what and how foods are grown in rain forests and if there are sustainable methods that can be used.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Science fair project that explores the natural process of limestone formation.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Examine how a battery can be made from everyday materials.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This science fair project idea's objective is to understand the architecture and function of neurons and their key components.