Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Give your kid the opportunity to experiment with color combinations, and how the tape is applied as they make special cards for friends and family.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Create a unique and colorful Mother's Day gift that Mom can use all year. Upcycle a tea tin by wrapping it with Washi tape!

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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

Ignite your child's creativity by having them design their own clay version of an alebrije, a traditional fanciful creature like the ones made in Oaxaca, Mexico.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

In this activity, your students will research a favorite superhero and discuss which of their powers are real and not real. Your students will be able to complete a simple research chart and graphic organizer.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot initiate a domino effect.

A lemonade stand is a great opportunity for your kids to work on their money skills and donate some hard earned money to charity.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This Kool-Aid tie-dye activity is a kid-friendly craft that never gets old. Learn how to make tie-dye shirts using assorted Kool-Aid flavors here.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Enhance fourth-grade measurement making skills and social studies learning with this stitching project.