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.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

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

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

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.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Examine the effect of pressure on carbonation in soda.

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

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

In this science project, the center of gravity is explored.

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, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.