Graduate Educational Technology Assignment (Good assignment for graduate students to make some money)

http://www.indiana.edu/~idtheory/methods/methods.html

Cite a minimum of 2 proper references for each topic below.
Module 2 - Invariant Tasks, focuses on designing instructions.

Reigeluth (2012) Stated that "Invariant tasks require memorizing factual information or routine procedures. They do not require any understanding, nor do they require learning how to deal with variation."

Review the link related to learning math.
http://www.khanacademy.org/math/arithmetic/fractions

From the assigned review math learning application, let's review the invariant tasks which you had applied. Cite a minimum of 2 proper references for each topic below.

1. What principles for learning invariant tasks had accomplished in this web application? Explain the reasons with references.
2. What principles for teaching invariant tasks had accomplished in this web application? Explain the reasons with references.