Curated OER
Dichotomous Key: Minerals
In this earth science worksheet, students identify various minerals as described in the fifteen questions. They identify the luster and hardness of a mineral. Then, students identify what color the mineral is and whether it has streaks...
Illustrative Mathematics
Illustrative Mathematics: F Le.4 Graphene
This task provides a real-world context for examining the power of exponential growth and decay. Students experiment, at the macro level, using scotch tape to pull a chip of graphite apart into two pieces. They are asked to find about...
