Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

Young botanists test their plant know-how with this quiz.

Take a peek into a temperate forest ecosystem with this food web worksheet for fourth and fifth graders!

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth graders!

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

"The hip bone is connected to the...?" Sing the song perfectly with the help of this worksheet on the skeletal system!

Can you identify the difference between inherited and acquired traits?