Anno's mysterious multiplying jar /
Mysterious multiplying jar
Masaichiro and Mitsumasa Anno ; illustrated by Mitsumasa Anno.
- New York : Penguin Putnam Books for Young Readers, 1999.
- [44] p. : col. ill. ; 26 cm.
"A PaperStar book." Translation of: Tsubo no naka.
Simple text and pictures introduce the mathematical concept of factorials.