Curated OER
The Big Squeeze
Students observe what happens as crayon shavings are melted and/or pressed together. They compare this to the process some rocks go through as they are heated and compressed naturally on earth.
Curated OER
Metamorphic Rock: Melting Rocks
Students observe and gain a better understanding of the metamorphosing power of heat. They mix mini-marshmallows and chocolate chips in a bowl and add just enough peanut butter so the mixture clumps together.