Provide "acknowledged body of knowledge" related to the concept. Emphasize the most significant aspects of the concept in an organized, organic manner. Present information sequentially so students see continuity. Draw attention to important, discrete details; don't swamp students with myriad facts.

Origins of money/bartering

Objective: To teach students that money is used to buy things and makes bartering easier.

Activity: Teach students why money was developed, how it is used, and what it represents. Read "Paper and Coins:" What is money Paper and coins But what can it bring A toy, a book, a puzzle An object, or a thing. What is Money Paper and coins But what can it buy An art or music lesson or A plane ride in the sky Money has no value Except for what it brings Like many kinds of services And different kinds of things.

Assessment: Teacher observation of student interest and participation in lesson.