Agency for Toxic Substances and Disease Registry
Don't Mess with Mercury (Lesson C)
The health effects of mercury exposure if the focus of the first of three activities about the properties of metals. Pairs research mercury to write, prepare, and share posters, articles, or PSAs with the class.
Curated OER
The Periodic Table
Eleventh graders examine the history and development of the periodic table and properties of elements. They complete worksheets, take notes during a teacher-led discussion, and produce their own periodic table.
Curated OER
Periodic Table
Students identify the periodic table trends and predict material properties. They also design and conduct simple experiments and test material properties. Finally, students compare and contrast material properties and that chemical...
Curated OER
Periodic Table
Eighth graders examine the metallic and nonmetallic elements on the Periodic Table. They identify the characteristics of these elements.