References

Note: All images are protected by Flickr's Creative Commons Attribution licence. A few are restricted to non-commercial use.

Puzzle Index

From left to right, top to bottom:

"CD Stack" by DeadlyCrisp. http://www.flickr.com/photos/deadlycrisp/3734527493/

Links to: "CD Collection (1/2)" by Ben Clark. http://www.flickr.com/photos/benclark/8924183/

"Snail" by suika*2009. http://www.flickr.com/photos/14376024@N00/178810773/

Untitled by Viernest. http://www.flickr.com/photos/viernest/3380560365/

Links to: "Going Nowhere Fast" by NathanFromDeVryEET. http://www.flickr.com/photos/thatguyfromcchs08/2300190277/

"Fall Coloured Pills" by Martin Cathrae. http://www.flickr.com/photos/suckamc/271222157/

"Three Doors" by Jeremy Brooks. http://www.flickr.com/photos/jeremybrooks/2673948457/in/set-72157604328188708/

"Nauset Beach Lifeguard" by Paul Keleher. http://www.flickr.com/photos/pkeleher/2810321336/

"Birthday Cake" by Dan Taylor. http://www.flickr.com/photos/dantaylor/366302195/

"Canadian Money is Pretty" by ~twon~. http://www.flickr.com/photos/twon/1526777999

Think Mathematically / Have You Heard The One / References