Animation (reload page if not loading)
Screencasts
Screencasts are short screen captures of a tablet PC with narration. More than 1,500 screencasts are available. They include example problems with solutions, explanations of concepts, software tutorials, introduction to topics, diagram descriptions, and reviews. Many screencasts are organized by textbook table of contents. 

https://sites.google.com/a/learncheme.com/learncheme/student-resources
Student Resources
This section contains resources on how to study/learn and suggested screencasts for FE exam preparation. It also contains screencasts that demonstrate POLYMATH software use and the corresponding POLYMATH files.
Simulations Animation (reload page if not loading)
Interactive Simulations
More than 170 chemical engineering simulations are available. They allow the user to determine how system behavior changes when variables are changed. The Mathematica simulations should be downloaded and run using the free Wolfram CDF player.

ConcepTests Animation
Instructor Resources
More than 2,000 ConcepTests are available. These conceptual questions can be used with peer instruction to improve functional understanding while allowing instructors to gauge students' understanding. OneNote-based course packages are available for three courses; they contain class notes, ConcepTests, reading assignments, screencast recommendations, homework problems, and exam questions.