Rivera, Sheila, 1970-
Dissolving /
by Sheila Rivera.
- Minneapolis : Lerner Publications Co., c2007.
- 8 p. : col. ill. ; 18 cm.
- First step nonfiction .
9780822564140 (pbk. : alk. paper) 0822564149 (pbk. : alk. paper)
2006008140
Matter--Constitution.
Matter--Experiments.
QC173.16 / .R579 2007
530.4