Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Explore if planting seeds in a certain direction will affect how fast it germinates.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project idea explores whether white light can be separated into different colors.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science fair project idea explores whether talking to a plant will help it grow.

In this project, different brands of microwave popcorn are tested and compared.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea explores the egg's thin membrane.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This biodiversity project examines the biodiversity in your own backyard.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Cleaning can be a chore, but not with this sudsy experiment!

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

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