Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

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

Your mom works hard, and a homemade present is the perfect way to show how much you appreciate her.

Invite your fifth grader to design a fleet of miniature paddle boats to race in the family bathtub.

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

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

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

In this activity, students will create a peace treaty as a class and come up with guidelines for how they will manage conflict.

Build your child's math skills with this 2nd-3rd grade activity. Similar to a carnival toss, this egg carton toss game is sure to provide hours of fun.

Need help teaching your child to sequence and organize information? Creating this graphic organizer will help your child see what happened before and after.

Make a dreidel card this Hanukkah to give to someone special and help your child celebrate the holiday!

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

Make mom feel like the star that she truly is by holding a movie premiere in her honor, complete with red carpet!

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.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea explores the different properties of matter.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Here's a party game that's guaranteed to bring along lots of laughs. Kids get creative as they act out improve scenes with some help from an audience.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Make physical activity fun with this 4th-5th grade fitness game that's a twist on classic Tic-Tac-Toe.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Show your fourth grader how to embrace a green lifestyle and enjoy the outdoors with a homemade, recycled picnic basket.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.