This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

In this activity, your child will be challenged to make a tower using paper cups.

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

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

In this fun experiment, we'll find out how color affects heat absorption!

Check out this cool science fair project on identifying rocks and minerals for kids.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

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

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Find out which type of sponge holds the most water.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

In this design challenge, your child will make a bottle rocket using typical household items.

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

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

In this CD hovercraft science project, students will construct their own DIY hovercraft.