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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This science fair project will help students learn about non-vascular plants, such as mosses.

This project compares the strength of one, two, and three-ply toilet paper.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

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.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

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

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

In this science fair project, students use the streak test to tell minerals apart from each other.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

In this project students experiment with making music using only glasses of water.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Do different types of oil mix or stack? Find out in this science fair project idea!