01164cam a2200325 4500 222008691 TxAuBib 20150623120000.0 961224s1998||||||||||||||||||||||||eng|u 96006598 9780679886075 pbk. $3.99 0679886079 pbk. $3.99 TxAuBib Glass, Julie. The fly on the ceiling : a math myth / by Julie Glass ; illustrated by Richard Walz. New York : Random House, 1998. 48 p. : col. ill. ; 23 cm. Step into reading + math Step into reading A story about how the very messy French philosopher, René Descartes, invented an ingenious way to keep track of his possessions. "Grades 2-3"--Cover. 20150623. Jcat 20080211 pjr. Descartes, René, 1596-1650 Juvenile fiction. Graphic methods Juvenile fiction. Orderliness Juvenile fiction. Walz, Richard,. Step into reading + math. Step into reading.