1

Efficiency problems

Year:
1974
Language:
english
File:
PDF, 598 KB
english, 1974
2

Triangular Tiles for Your Patio?

Year:
1987
Language:
english
File:
PDF, 405 KB
english, 1987
3

Weighing Milk Cartons

Year:
1980
Language:
english
File:
PDF, 750 KB
english, 1980
4

"Stamp Collector's Nightmare," Phase Two

Year:
1983
Language:
english
File:
PDF, 522 KB
english, 1983
5

TRIANGLES ON A GRID

Year:
1985
Language:
english
File:
PDF, 1.53 MB
english, 1985