Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

Learners will discover what heat waves are, and how they are connected to global warming, in this two-page earth sciences worksheet.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

Next time you head outside for a hike or a camping trip, bring along this checklist of animal tracks!

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.