High schoolers define and discuss dichotomous keys. They create a dichotomous key to identify a bag of mixed beans, and assign their group of beans a genus and species name.
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Bean Bag Isotopes-Relative Abundance and Atomic Mass
Learners use beans to investigate isotopes. In this isotopes, relative abundance and atomic mass lesson plan, students separate different beans and take the mass of each group of beans which represent isotopes. They count the total...
9th - 12th Science