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

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.

What is the purpose of a hard shell or a long neck? Discover different adaptations with this matching worksheet for second and third graders!

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

Learn about the life cycle of a tomato plant in this worksheet for second and third graders!