Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

This experiment tests which gender is better at catching how a magician performs his tricks.

This science fair project idea examines whether boys and girls differ in reflexes.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

The goal of this project is to create an exciting topographical map out of dough.