Our understanding of the atom has changed over the past few hundred years! Read about a few different theories on the structure of an atom.

Learn the basic structure of an atom with this introductory page, complete with a fun experiment they can try at home!

All attention on atoms in this amazing activity!

Discover the three ways heat can move from one place to another in this middle school worksheet!

This list of elements is missing mega-information: a combination of category, name, number, or symbol. Can you fix them up?

Learn about lightning and charging by induction in this engaging middle-grade worksheet. 

In this physical science worksheet, students will review how to calculate velocity given time and distance and then apply this process to several diverse word problems.

Zoom in on atoms in this informative worksheet!

Learn all about charging by friction with this fascinating science worksheet for middle grades!

Become an atomic detective and uncover the elements in this investigative worksheet!

Crunch the atomic numbers of different elements in this worksheet!

Learn the language of chemistry by reading and writing chemical equations in this middle-grade worksheet! 

Why do doorknobs and high-fives sometimes give you an electric shock? Read all about charging by conduction in this middle-grade science worksheet!

Use science to decide on the best jersey color for a professional soccer team!

Explore how force and mass affect an object’s motion with this physical science worksheet for middle school!

Show what you know about Isaac Newton’s First Law of Motion with this physical science matching activity!

Discover the difference between physical properties and chemical properties of matter in this informative science worksheet!