"Atomic Structure Tutorial" ChemThink
"What is an Atom" MonkeySee
"What is an Atom" Make Me Genius
"How Small is an Atom" YouTube
"Just How Small is an Atom" YouTube
"Periodic Table Song" YouTube
"Atoms" Eureka
"Electrons" Eureka
"Periodic Table Expert Brielle" Ellen
"Your Name with Elements" www.lmntology.com
"Build an Atom" Phet
"Interactive Periodic Table" elements
"Atoms, Bill Nye" YouTube
"Scale of Universe" scaleofuniverse.com
