This worksheet uses a paper bird to demonstrate center of gravity, and practices following directions and fine motor skills.

When we push or pull an object, we exert force on it. Get your child thinking about force by challenging him to describe how each person is exerting force.

Learn the basic structure of an atom with this introductory page, complete with a fun experiment they can try at home!

Children put their science vocabulary to the test with this engaging crossword puzzle!

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade physical science worksheet.

Experiment with renewable energy from the comfort of home by creating a pizza box solar oven!

Explore the strength (or magnitude) of magnetic forces with this two-page physics worksheet for middle grades!

Kids draw examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

These elements are all out of sorts! Can you check out the periodic table to find the missing information from each element?

Practice using the periodic table to calculate the number of neutrons in the atom of an element.