Test your third grader's biology knowledge with this worksheet, which challenges him to separate invertebrates from animals with a backbone.

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

This worksheet helps kids understand variations in animals and how the same kind, or species, can sometimes look different from each other.

Just like people, animals have babies that grow up into adults. On this worksheet, Kids draw a line to match each baby with its adult version.

Children discover and review the parts of a flower and what they do as they complete this botany-themed crossword puzzle.

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

Has your child learned about the life cycle of a frog in school? Test his understanding with this cute cut and paste worksheet.

Let your 1st grader color in the intriguing platypus and get a quick science science lesson too.

Dig up some earth science learning with this printable, and turn your next hike or beach excursion into a lesson in soil science!

Learn about the many different biomes the Earth is home to in this life science worksheet, which holds the answers to some simple life science questions.