Changes

===V. Vocabulary===

===V. Vocabulary===

* Puzzle  

* Puzzle: a toy, problem, or other contrivance designed to amuse by presenting difficulties to be solved by ingenuity or patient effort

* Constructivist teaching: A teaching format in which the learners are actively involved, the environment is democratic, the activities are interactive and student-centered, and the teach facilitates a process of learning in which students are encouraged to be responsible and autonomous.  

* Constructivist teaching: A teaching format in which the learners are actively involved, the environment is democratic, the activities are interactive and student-centered, and the teach facilitates a process of learning in which students are encouraged to be responsible and autonomous.  

http://en.wikipedia.org/wiki/Constructivist_teaching_methods

http://en.wikipedia.org/wiki/Constructivist_teaching_methods

===VI. Instruction===  

===VI. Instruction===