SOCIAL SCIENCES
Adler, David A.

Prices! Prices! Prices!: Why They Go Up and Down

(3) 4-6 Illustrated by Edward Miller. A boy (and his dog) sets up a lemonade stand, selling his product over several days. The laws of supply and demand play out in solid, specific ways, and concepts of fixed and variable costs and variable profit are introduced. Additional sales examples (art, bathing suits, watermelon, gasoline) reinforce the economic concepts. Miller's colorful digital illustrations add to the lively tone. Glos.

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