"Puzzle: Smart Shopping
Problem: A child has 30 dollars to buy a birthday gift. In the store, there are several options for gifts:
Doll: $12
Video Game: $25
Storybook: $8
Art Supplies: $15
Challenge: The child needs to use the 30 dollars to buy the maximum number of gifts. They must decide which combination of gifts to purchase to make the best use of their budget."