COINS ($1.64 Puzzle)
Abstracts from files in info-mac/edu as of Sun 20 Mar 2005
Program Name: $1.64 Puzzle
Description: Middle School level math program. Students must place four
quarters, four dimes, four nickels, and four pennies on a 4 by 4 grid so
that the rows and columns sum to given values. The program generates
hundreds of problems on two levels of difficulty.