The Matter and Phase Changes Unit is a growing bundle that will provide you with easy-to-follow, consistent, and effective lessons students can follow with ease. Currently Included:Cheat Sheets/Flowcharts:CHEAT SHEET: Basics of the AtomCHEAT SHEET: Classifying Matter into Elements, Molecules, Compounds, and IonsCHEAT SHEET: Evolution of Atomic ModelsCHEAT SHEET: Phase ChangesCHEAT SHEET: States of MatterFLOWCHART: Classifying Matter into Elements, Molecules, Compounds, and IonsInteractive Textbo