http://www.ide.sk/index.php?aktdir=matek&pld=linkek.htm
http://www.jag.mako.hu/aloldalak/Matek/Mateknet/program.htm
http://matematika.lap.hu/matematikai_programok/14268473
http://letoltes.blog.hu/2009/08/05/ha_nem_megy_a_matek_hazi_microsoft_math
https://www.ccsf.edu/en/educational-programs.html
https://www.uaf.edu/dms/mathlab/math-bridge/
http://www.cmse.umd.edu/bridge
http://artofproblemsolving.com/wiki/index.php/1990_APMO_Problems
Véletlen feladatok
https://artofproblemsolving.com/community/c13_contests
Az összes matematika verseny feladatok
https://artofproblemsolving.com/store/list/aops-curriculum
tartalomjegyzék
https://www.mediawiki.org/wiki/MediaWiki
Videók:
http://www.artofproblemsolving.com/videos
http://www.artofproblemsolving.com/videos/prealgebra/chapter12/267
http://www.artofproblemsolving.com/videos/counting/chapter5/73