Curated OER
Mushroom
Students identify the different types of mushrooms. In this biology lesson, students explore different mushroom experiments they can do at home. They discuss ways to extend sliced mushrooms' shelf life.
Curated OER
Pure Substances and Mixtures
Students compare and contrast the properties of substances and mixtures. In this chemistry instructional activity, students simulate spontaneous mixing by performing a short class activity. They differentiate heterogeneous and...