3- States of Matter collection
"What's Matter" Crash Course Kids
"Part(icles) of Your World" Crash Course Kids
"Molecules in Evaporation and Condensation" Eureka
"How Does Water Go From A Gas To A Liquid?" You Tube
"Particulate Nature of Matter" ChemThink
"5 Facts about Denisty" Mark Drollinger
"States of Matter Interactive" Phet
"Oobleck and Non-Newtonian Fluids" Crash Course Kids
"Denisty of Different State" FuseSchool
"Why does ice float in water?" TED-ed
"Density: Why Does Oil Float on Water" Smart Learning for All
"Molecules in solids and liquids" middleschoolchemistry
"Air is it really there?" middleschoolchemistry
"Solid, Liquids, & Gases" Science Kids
"Dry Ice on Sand Dunes, YouTube" Team Stew