TED-Ed
The Genius of Mendeleev's Periodic Table
The author-narrator refers to the periodic table of elements as a "massive slab of human genius," then goes on to explain Mendeleev's development of this foundational chemistry tool. Why was his version so much better than others that...
PBS
Pbs Learning Media: Academic Vocabulary in the Common Core: An Introduction
This series of video segments explains the importance of academic vocabulary in the common core curriculum. The video segments included highlight the three tiers of vocabulary [1:35], the role of vocabulary in the common core curriculum...