Curated OER
What a Hard Test!
Fifth graders complete an exercise that introduces them to Moh's scale of mineral hardness. The scale is presented on the worksheet, and learners answer three questions which have them assign a hardness rating based on some clues. For...
Curated OER
Classification of Minerals
Students identify a specific mineral using Moh's Scale of Hardness. They also conduct research about the mineral looking for factors such as value, abundance ,location, and current uses. The instructional activity integrates technology...