Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

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!

Can you identify the difference between inherited and acquired traits?

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

Give your budding chemist the facts and practice she needs for measuring with graduated cylinders.

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

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.

Learn how seeds move with this second- and third-grade matching activity!

Dr. McSquare needs help sorting out his lab reports. Can your child read each item, then label it with the correct scientific method step?