Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This felt cookies craft is a great way to introduce an older kid to a needle and thread, and will make great toys for younger siblings once theyâre done.

Encourage your child to take a page from Bridget Riley and the op art movement, and see if she can create an optical illusion in her artwork.

This November, it's elephant versus donkey! Does your third grader understand the meaning behind the animals political parties choose to represent them?

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

When it comes to helping your third grader manage a school backpack, small steps now bring big payoffs later.

Want to go paperless this holiday season? Here's a delicious way to get your third grader started (and practice some writing in the process!)

Learn about the beautiful Indian art of Madhubani painting with this fun and creative project.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Cleaning can be a chore, but not with this sudsy experiment!

Cheer on your home team with a savory snack shaped just like a real football!

This blanched broccoli salad is dressed up with kid-friendly ingredients like dried cherries and crowd-pleasing bacon.

Let your imaginative child "ghost write" the life (and afterlife) story of a made-up phantom.

This colorful garland can be strung across a fireplace and remind you of your blessings well into the new year.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

How many ways can Christmas fun "add up"? Download this fourth grade math worksheet and find out!

Here's how to create an easy travel checkers board that you are your child can enjoy together using simple materials.

These unique paving block critters let kids unleash their creative side on one of the "squarest" garden supplies in stores.

Make a knight using metal washers, screws, bolts and aluminum foil, creating the most resistant armor anyone has ever seen.

Turn up the heat this February with a melted crayon heart, a crafty and colorful decoration for Valentine's Day.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Channel the artistic spirit of Romare Bearden by making a mixed media collage to express different moods.

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

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

This twist on classic mashed potatoes includes parsnips, a root vegetable with a sweet flavor your kids will love.

Looking for an on-the-go game that can be played anywhere, anytime? Put down the hangman and tic-tac-toe. Here's a new one for the whole family!

Here's a guide to help you design a challenging pool obstacle course for your elementary school children with ordinary pool toys and household objects.