1 – 3 of 3 Classroom Resources

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  Periodic Table, History, Physical Properties, Chemical Properties, Atomic Mass, Atomic Theory, Model of the Atom, Subatomic Particles | Elementary School, Middle School, High School

  Activity: Mendeleev Video Questions Mark as Favorite (9 Favorites)

  In this activity, students will watch a video and answer questions about Dimitri Mendeleev. They will learn about his contribution to chemistry, including his organization of the periodic table and awareness to leave gaps for elements that weren’t yet discovered.

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  Atomic Theory, Electrons, Model of the Atom, Subatomic Particles, History | Elementary School, Middle School, High School

  Video: Niels Bohr Video Mark as Favorite (21 Favorites)

  This video tells the story of Niels Bohr, a great scientist who redefined how we think about atoms and the electron. Bohr’s model of the atom helped to advance understanding of subatomic particles, and holds an important place in the history and development of the atomic theory.

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  Atomic Mass, Atomic Theory, Model of the Atom, Subatomic Particles, Periodic Table, History | Elementary School, Middle School, High School

  Video: Dimitri Mendeleev Video Mark as Favorite (21 Favorites)

  This video tells the story of how Dimitri Mendeleev organized the periodic table, even leaving gaps to be filled in with elements that weren't yet discovered.