A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

How do you know when it's wintertime? Have your child complete this winter writing prompt to exercise writing skills and reinforce seasonal knowledge.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

Give your kid help with his science skills with this worksheet, which practices natural disaster vocabulary.

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

This cute worksheet asks your first grader to write down each part of the human body--encouraging research on life science and boosting his spelling ability!

Explore grasslands and their fauna in this thought-provoking worksheet!

Strengthen your understanding of forces with this kindergarten worksheet!

Children work on pattern-spotting and observation skills as they determine which of these six type of creatures is a bird.

Review the terminology of collisions with this engaging crossword puzzle for fourth graders!

Expand your sea creature vocabulary with this Life in the Reef worksheet!

Describe how things feel when you touch them and push on them!

Children get to know a few geology terms in this landform word search puzzle.

Learn about the texture and hardness of different objects in this second-grade worksheet!