The Lego brick system was patented 50 years ago today. Gizmodo offers this timeline.
LEGO® Education - LEGO® History - AR
Communities of Play: The Social Construction of Identity in Persistent Online Game Worlds -- Jerz's Literacy Weblog (est. 1999)
Portraits of my 11yo: Pretty, Goofy, and Pretty Goofy -- Jerz's Literacy Weblog (est. 1999)
Download - Entertainment Technology Center - Carnegie Mellon
LEGO® Education - LEGO® History - AR
The Lego Story - Never Give Up! - InspireMyKids
Lego White and Nerdy -- Jerz's Literacy Weblog (est. 1999)
LEGO Timelines: Hugo, Simon: 9780593844168: : Books
Lego Timeline -- Jerz's Literacy Weblog (est. 1999)
The History of Lego Reading Comprehension, PDF, Lego
March 2014 on Jerz's Literacy Weblog (est. 1999)
Lego, Legos, Step on a lego