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Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

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

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

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

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

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

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Have your child kick off their summer vacation by making a miniature water slide!

In this fun activity, your child will create their very own solar oven to bake s'mores!

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

In this design challenge, students will be tasked with creating a bouncy ball polymer!

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

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

Here's a simple science activity that will help your child better understand how wells bring us water.

In this activity your child will create their very own marble maze!

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.