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.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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 cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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.

This project compares the strength of one, two, and three-ply toilet paper.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Find out whether a longer airplane will fly farther or a wider paper airplane.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.