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

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.

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

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.