Williams, Rozanne Lanczak. <br/><br/>
What happened? /  [book] 

 - Cypress, CA :  Creative Teaching Press,  c1994. 
 - 16 p. :  col. ill. 
 - Learn to read science series.  Physical science .
 - Learn to read science series. Physical science ;  [no. 24] .
<br/><br/> Cover title.  "Emergent reader level 2"--p. [4] of cover. 
<br/><br/> Water can exist in three states of matter--solid, liquid, and gas.  Adding or removing heat affects the state of matter. 
<br/><br/> Emergent reader level II [Grade 3-4]. 
<br/><br/><label>ISBN: </label>0916119475 0916119475 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air<br/>Water<br/>Evaporation<br/>Reading (Primary)
<br/><br/><label>Dewey Class. No.: </label>EASY READING (WPL)