Incoming Resources
- Looking at solids, liquids, and gases, how does matter change?, Jackie Gaff
- A material world, what is matter?, David Stephens
- Solids, liquids, gases, and plasma, by David A. Adler ; illustrated by Anna Raff
- States of matter, Libby Romero
- Matter changing states, Tara Haelle
- Solids and liquids, who messed up my sand?, by Emily Sohn and Joel Gendler