First, the researchers introduced the framework of the cognitive demands (Stein & Smith, 1998) using examples in solid geometry. Then, the researchers asked the teachers to find tasks that map to different levels in their teaching. In some cases, the teachers were guided to adapt tasks found ...
They might be able to refine your search argument or keyword string and find a match in the database; otherwise, they can direct you to gather additional failure-related information. Use the following keyword worksheet to develop the keyword strings and other information to give to the IBM ...
With solid mathematics knowledge, the teachers can realize rich learning opportunities when they see such tasks. It is noted that highly math- ematically technical tasks are common in Vietnamese teaching resources, which require complicated techniques and manipulations (intended curriculum). However, ...