Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

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

Dr. McSquare is here to help kids learn the scientific method. His reports are all in disarray--can your child sort label each part with the correct step?

Discover different types of energy with this third- and fourth-grade science worksheet!

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Explore the applications of electrical energy with this helpful second-grade worksheet!

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

Mix, boil, and toast your way to understanding energy transformations with this fourth-grade worksheet!

Review energy terminology with this fun fourth-grade crossword puzzle!

Track down the missing matter in this fifth-grade science worksheet!

Apply concepts of energy and motion to marbles in this fourth-grade worksheet!

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!

Determine which magnets have the strongest force in this third- and fourth-grade worksheet!

Get a lesson in sports and science with this engaging third- and fourth-grade worksheet!

Consider the factors that affect magnetic forces in this informative third- and fourth-grade worksheet!

Take a science-filled trip to an amusement park in this third- and fourth-grade worksheet!

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!