fractiontalks.com has a wonderful website devoted to visual fraction puzzles that build proportional reasoning while embedding in geometric shapes, real life and whimsy. Here are some teasers. Their website have explanations on how to use them as individual fractions talks. These three pages are designed to lure teachers into seeing their power to increase fractional understanding and logical and geometric thinking.
Enjoy the pdf Link: Triangle Fraction Setups
Also follow on twitter @FractionTalks & the author @NatBanting
And check out their websites:
http://www.fractiontalks.com/ and http://musingmathematically.blogspot.ca/
HarMath Pursuits 