When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NOVA Elements is now officially available for Windows 8.1. The popular educational app has ...

Middle School Chemistry’s Interactive Chemistry Lesson Modules are a set of digital resources designed to complement your in-class, inquiry-based chemistry lessons. Originally developed during the ...

Accompanying Lesson Plan: Lesson 3.2: Finding Volume—The Water Displacement Method The chart shows that atomic size and mass for the first 20 elements in the periodic table. The size of the atoms and ...