Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.