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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!

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

Learn about life science on a farm in this colorful activity!

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

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!