Possibility as arithmetic teaching material of "Problem that thinks about how to pave mat"
「畳の敷き方を考える課題」の算数教材としての可能性

Masafumi KON, Akiko SAITO, Tetsuya ITO, Hironori OSAWA
2010 JSSE Research Report  
doi:10.14935/jsser.25.1_51 fatcat:pzz6v67bnfb3zo5palwjwvxh2q