19:51duration 19 minutes 51 seconds
New Tool Showcase - OpenStax
56:08duration 56 minutes 8 seconds
BB_2015_10_15
54:39duration 54 minutes 39 seconds
BB_2015_10_29
56:45duration 56 minutes 45 seconds
BB_2015_10_29_old
50:26duration 50 minutes 26 seconds
BB_2013_10_24
46:02duration 46 minutes 2 seconds
BB_2013_11_07
49:23duration 49 minutes 23 seconds
BB_2013_01_17
52:44duration 52 minutes 44 seconds
BB_2011_11_03
59:30duration 59 minutes 30 seconds
BB_2011_03_10
58:52duration 58 minutes 52 seconds
BB_2011_02_17
45:52duration 45 minutes 52 seconds
BB_2010_02_18
49:06duration 49 minutes 6 seconds
BB_2009_11_12
48:35duration 48 minutes 35 seconds
BB_2007_11_15
58:12duration 58 minutes 12 seconds
BB_2007_09_20
01:00:43duration 1 hour 0 minutes
BB_2005_02_04
58:45duration 58 minutes 45 seconds
BB_2004_12_04