Books by Henri Picciotto
There Is No One Way to Teach M
There Is No One Way to Teach Math
National Puzzlers' League Cryptic Crosswords
Zome Geometry
Geometry labs
Lab gear activities for Algebr
Lab gear activities for Algebra I (The algebra lab)
Supertangrams/Tb15517t
Supertangrams/Tb15517t
Supertangrams for beginners
Pentomino lessons
Pentomino lessons
Polyomino lessons
Polyomino lessons
Supertangram Activities 1 (Book 1)
Supertangram Activities 2 (Book 2)
Pentomino activities
Pentomino activities
Pentomino activities, lessons
Pentomino activities, lessons and puzzles