Oren's 9850 Site  
   Games and programs for the Casio 9850g.
   http://www.angelfire.com/games4/orens9850site/index.html

The Casio Classroom  
   Official site with product details, workshops, loaner program, newsletter, contests, programs and support.
   http://www.casio.com/education/

Casio Education  
   Latest product specifications, programs and operation guides.
   http://www.casio.co.jp/edu_e/

Casio Calculator Hacking  
   Transfer .CAS and .CTF files between calculator and PC.
   http://www.tsys.freeserve.co.uk/casio/

Yellow Interface  
   Transfer .FXI files between calculator and PC.
   http://www.yellow.de/prod/casio/e_prod_casio_k_fxi.stm

Hacked Casio Graphic Calculators  
   Mainly about cfx9850 G - XMS, programming assembler and others.
   http://www.rkk.cz/~mpoupe

Caspro 2000  
   Casio graphic calculator maths programs, programming guide and links.
   http://members.lycos.co.uk/rfam/

Casio Programs Avenue  
   Site features chat room, forum, webring and casio fan site.
   http://perso.wanadoo.fr/cparules/home.html

CasioEd  
   Australian Casio education site with classroom resources, reflections and reviews, and links to users' homepages.
   http://www.casio.edu.shriro.com.au/