ΥΠΟΓΕΙΕΣ ΔΙΑΔΡΟΜΕΣ

http://users.sch.gr/sudiakos/%CE%93%CE%BB%CF%8E%CF%83%CF%83%CE%B1%20%CE%95%CE%84/%CE%A5%CF%80%CF%8C%CE%B3%CE%B5%CE%B9%CE%B5%CF%82%20%CE%B4%CE%B9%CE%B1%CE%B4%CF%81%CE%BF%CE%BC%CE%AD%CF%82/index.html

ΕΠΙΡΡΗΜΑΤΑ

http://users.sch.gr/gregzer/8/%CE%95%CF%80%CE%B9%CF%81%CF%81%CE%AE%CE%BC%CE%B1%CF%84%CE%B1/index.html

ΑΡΙΘΜΗΤΙΚΑ
https://www.slideshare.net/xristoasxar/ss-67347797


https://www.youtube.com/watch?v=EXfj3k_rMe4