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)
Left to Right Subtraction
How to subtract the (left to) right way. (An excerpt from an upcoming
book I'm writing for MATHCOUNTS students.)
Proofs - notes and
handouts from my Math 299 course on matheamtical proofs
How To Prepare - a short
guide written for ARML students on how to prepare for ARML and
other high school math contests
References by other authors
Art of Problem
Solving - the center of the universe for all things related to
problem solving mathematics!