Curated OER
Allotropes
Brilliant graphics depict a variety of allotropes, especially the allotropes of carbon. Some notes are available to help make these useful for teaching your young chemists, but not for every slide. With some additional preparation on...
Curated OER
Science Lessons
Tenth graders research about the different cell organelles. In this series of biology lessons, 10th graders compare two allotropes of carbon. They investigate how the rate of reaction is affected by concentration.
Curated OER
Main Group: Properties and Reactivity
In this main group worksheet, students apply their knowledge of the organization of the periodic table to correctly answer 30 multiple choice questions. Students relate information about the properties of the different groups and their...