This diagram of a human skeleton is labeled with 12 major bones, from skull to fibula.

Energy is a crucial part of physical science! All things on Earth have energy, whether it's potential or kinetic.

Discover the function and parts of the human skeleton with this introductory diagram.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

An energy pyramid is a simple way to graphically show how energy flows in an ecological community; somewhat similar to the food pyramid.

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

Does your child know his five senses? Give him an introduction to human anatomy with this sense of touch worksheet.

Children will look at a model of the human arm and hand bones, then refer to a chart to label it correctly, in this anatomy worksheet.

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

Fourth and fifth graders will cut out and assemble a human skeleton from paper in this engaging life sciences printable.

Can you identify the difference between inherited and acquired traits?

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

Water covers 70% of Earth’s surface—but where exactly is it? Find out in this fifth-grade worksheet!

Discover the differences between gravity and magnetism in this forceful worksheet!

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

Discover Earth’s different spheres with this fourth- and fifth-grade earth science 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?

Discover Earth’s four major systems, or spheres, in this engaging fifth-grade worksheet!

Have fun learning about food chains in this charming science worksheet!

Create your own gravity-powered roller coaster in this creative worksheet!

Change up your regular classwork with this hands-on science worksheet!