Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Turn any sunny summer day into a fun and special occasion by having a watermelon seed spitting contest!

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

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.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Use familiar household items and decorations to turn estimation into a fun game!

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Have your child construct his own Christmas tree from construction paper while cutting, overlapping and measuring to create an adorable modern design.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

How powerful is the reaction between baking soda and vinegar? Find out here!

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.