JAMES TANTON EXPLODING DOTS (global math project)
PAUL ZEITZ CIRCLE DEMO WITH SOLUTIONS
7/8th Grade Bulgarian Solitare Lesson Plan
High School Bulgarian Solitare Lesson Plan
GREAT PROBLEMS SESSIONS AND CIRCLES
REALLY FUN SPREADSHEET WITH TECHNOLOGY
SET AND SPOT (from recreational math cps)
SUPERFACTORIALS AND PERFECT SQUARES
SWISH (from recreational math CPS)