20 of the best free science apps for iPad & iOS — from teachthought.com by TeachThought Staff

Excerpt:

The ease-of-use and engagement factor of an iPad can really liven up a lesson.

Combine that with an app’s ability to simulate reality in br, such as chemical reactions, and you have a tool that is both safe and fun for your students.

Below, we’ve gathered 20 of the best free science apps currently available for iPhone/iPad/iOS. Note, many of the science apps below have in-app purchases but are free to download and use. The main criteria here was that it’s a science app and is worth using/teaching and learning with without making any additional purchases.