24. image credits
Swiss Army Knife, by flickr user xjara69
http://www.flickr.com/photos/xjara69/3387985048/
Tin Tin’s Rocket, by flickr user Johnny Vulkan
http://www.flickr.com/photos/johnnyvulkan/506130598/
20080202--104-1-Edit, by flickr user charsplat
http://www.flickr.com/photos/jclement/2245119749/
Unlocked, by flickr user BlakJakDavy
http://www.flickr.com/photos/blakjakdavy/3653039689/
A Thousand Words, by flickr user CarbonNYC
http://www.flickr.com/photos/carbonnyc/32901828/
Studying, by flickr user hettie mcfarlane
http://www.flickr.com/photos/hettiemcfarlane/2548897187/