Library Home || Full Table of Contents || Suggest a Link || Library Help
|Erich's Puzzle Palace; Erich Friedman|
|Three crossword-grid style puzzles, with numerical operations filled in. Can you fill in the numbers that work? Answers provided.|
|Levels:||Middle School (6-8), High School (9-12), College|
© 1994-2014 Drexel University. All rights reserved.
The Math Forum is a research and educational enterprise of the Drexel University School of Education.