High School Playbook - the extension of the MathCounts Playbook to include
more facts relevant to high school level competitions by Ken G. Monks and Maria Monks
(also available in black and white for
printing)
Toy Proofs - a "toy" proof system I
developed to introduce students to the concept of formal proofs
Proof Recipes - delightful recipes for whipping up your
own tasty proofs, by Chef Ken Monks
Proof Shortcuts - interesting ways to
reduce your cooking time