Math Olympiad Collections AoPS Resources for mathematics competitions AoPS Math Contest Collection AoPS AMC Problems and Solutions AoPS AMC 8 Problems by year AoPS Russian Contests AoPS China Contests AoPS USA Contests USAMTS (USA Mathematical Talent Search) Past Years’ Problems IMTS – International Mathematical Talent Search MATHCOUNTS AoPS MATHCOUNTS Trainer Edugain – worksheets, online practice, online tests The Saab MATHCOUNTS Online Testing AoPS For the Win! (FTW) AoPS Alcumus EXPII and XPII creative problem solving puzzles Math Kangaroo BAMO – Bay Area Mathematical Olympiad Monthly Contest of The Berkeley Math Circle RSM (Russian School of Math) International Math Challenge Berkeley Math Tournament The Stanford Math Tournament (SMT) Mock ARML by…