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

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

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.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Here's a science activity to help your child investigate how seeds are designed to travel.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

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

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.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

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