Estimating : how many gollywomples /
by John Burstein.
- Milwaukee, WI : Weekly Reader Early Learning, c2004.
- 24 p. : col. ill. ; 19 cm.
- Math monsters .
- Burstein, John. Math monsters. .
The four math monsters show how to estimate as they help Aunt Two Lips figure out how many gollywomples are on her 100 trees.