"The Joy of Mathematics"

http://amses.weebly.com/uploads/8/8/3/6/8836963/joy_of_mathematics_-_theonis_pappas.pdf

http://anon.eastbaymediac.m7z.net/anon.eastbaymediac.m7z.net/teachingco/CourseGuideBooks/DG1411_G5C7N6.pdf

And other related resources can be found below:

http://goo.gl/QW1t2E