How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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.

This science fair project idea determines what household items are good conductors of electricity.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science fair project idea determines what household items are good conductors of electricity.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

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 project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair project idea investigates whether air has mass and weight.

This science fair project idea investigates if fats add to the flavor of food.

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

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it a square or a circle? See if you can trick your friends with this zany science project!

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

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

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

The goal of this project is to create an exciting topographical map out of dough.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Test your friends to find out if you can replicate the placebo effect's incredible results.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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

In this design challenge, your child will create a parachute for a small toy using typical household items.

This science fair project idea identifies clouds as a means of predicting the weather.