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Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

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.

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

Learn with makes water molecules work with this fun and easy science activity!

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

Science fair project that examines the physical features of elephants and butterflies and draws conclusions about their similarities.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

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 weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

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

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

In this experiment, students create music with subliminal messaging to try to influence people's decision-making.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how: