HQPD acknowledges and addresses the unique context of ABE, the variety of preparation and experience with which adult educators come to ABE, and the diverse realities and needs of adult learners. 

Massachusetts Adult Education Standards for High Quality Professional Development (HQPD)

"I have also learned that there are different ways to approach a proportion question, and if the student can articulate his reasoning, then we can both learn from each other."

Making Sense of Proportional Reasoning, December, 2017