Everything Matters - Tales From The Periodic Table: Silver
25:27
Everything Matters - Tales From The Periodic Table: Indium
31:21
Everything Matters - Tales From The Periodic Table: Palladium
31:05
Everything Matters | Cobalt | Ron Hipschman
13:54
Silver - THE MOST REFLECTIVE METAL!
27:15
O Conceito Mais Mal Compreendido da Física
27:23
Everything Matters | Calcium | Ron Hipschman | Exploratorium
28:50
Everything Matters | Chromium | Ron Hipschman | Exploratorium
21:27