Challenge your science student to record a shadow over the course of a day and make the connection between shadows and the time of day.

Here's a fun way for kids to review their knowledge of earth science terms. Challenge your child to give a definition of each word as he finds it.

Get this earth science worksheet that will challenge your child's knowledge of volcanoes and teach him some new vocabulary.

Challenge your child's knowledge of astronomy with this space-themed worksheet, which focuses on the timing of cosmic events.