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

Got a kid who loves rocks? Encourage your little geologist to learn about the 3 major rock types with this worksheet.

If you think volcanoes are cool, this worksheet will blow your mind! Learn about the rock cycle by reading the paragraph and taking a multiple choice quiz.

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a frogâs life.

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a grasshopperâs life.

Introduce children to the food supply chain with this matching activity.

Children learn the fascinating physics behind lightning, along with a few fun facts, in this physical science worksheet.

What is the difference between a solar eclipse and a lunar eclipse? Find out with this stellar space science 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.

Quiz your kindergartener on feelings and the five senses with this cute picture test.

Children learn about the animals that inhabit Australia in this tracks-matching activity.

Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

Children get to know animals of South America in this nature-themed worksheet.

Children hone their observation skills by matching the tracks to their corresponding water animal in this worksheet.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

Little biologists will use this respiratory system diagram to identify the most important parts of the human respiratory system and their functions.

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.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Children get an introduction to plate tectonics in this geology worksheet.

This Awesome Anatomy coloring page focuses on the heart and all the different parts of it.

This Awesome Anatomy coloring page is all about the human eye, and makes a handy study tool as well!

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

Dig in to the layers of the earth with this science coloring page!

Our solar system might fit on this cool coloring page, but in reality it's 3.7 billion miles from the Sun to the dwarf planet Pluto!

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.

The holiday season is here! Bring this cool snowman to life by coloring him according to the color chart.

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.