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Invite your fifth grader to design a fleet of miniature paddle boats to race in the family bathtub.

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

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Challenge your fourth grader to try to recreate the geography of her state using just flour, salt, and water.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

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

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

Teach your fifth grader an important math concept with this quick and simple activity that shows them how to divide whole numbers by fractions.

Make a homemade doll out of recycled materials, similar to dolls made by pioneer children.

Nothing says fall like pumpkin soup, but it's also really good for you, with high amounts of fiber, iron, zinc and free radical busting antioxidants.

At your next Valentine's Day celebration, your fifth grader can show family and friends she loves them with some fresh, fruity drinks--made from scratch!

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Pretty fluttery feather earrings add a light touch to any outfit. Your child will float on air knowing she made the earrings herself.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Here's a pumpkin nut bread recipe that makes for a wonderful project on a crisp autumn afternoon.

Analyze this simple betting game with your fourth grade student in order to discuss probability.

These homemade juggling balls are super simple to make and are a blast to play with. Not to mention, they're great practicing hand-eye coordination.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

A tall glass of lemonade is the perfect summer treat. Make it even better with these creative twists on classic lemonade!

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

These gingerbread cookies can be baked by your third grader. Make a warm batch of gingerbread cookies to bring some extra holiday cheer to your home.

Celebrate spring by creating a cute crawly critter bag to fill with your favorite candy!

Celebrate Earth Day by making a poster that encourages people not to litter.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

All it takes is some colored felt fabric, a needle, thread, and a few beads and your daughter can make decorative felt pinwheels!