Curated OER
Putting the Ice in Hockey
Eighth grade physical science classes examine why the ice on which hockey is played is slippery. They do so by discussing phases of matter and the molecular motion in each. They read an article on a website and write out answers to...
CK-12 Foundation
Electric Fields Simulation
Can you get the puck into the goal using only electric charges on the ice? Scholars experiment with electrostatic forces as they determine which charges pull the puck and which repel it. Multiple levels reinforce different related...
Curated OER
What Do Salt Trucks Do?
Students predict what will happen to ice when salt is put on it. They make observations and discuss what actually happened to the ice. They relate their experiment to the salt trucks they see on the street.