What's New
・fix bugs
App Description
Let's solve plane figures problems!
Stage 1,2,3,4,5,6 have easy problems.
Stage 7,8,9 have hard problems.
Stage 10 have very hard problems.
It is ok even if you cannot solve it.
You can ask your firends the ploblem by pushing a button of Twitter or Facebook.
The area of the 1x1 square is 1.
You can draw lines on the picture.
iPhone Screenshots
(click to enlarge)
iPad Screenshots
(click to enlarge)
App Changes
- March 20, 2013 Initial release
- April 28, 2013 New version 1.8
- October 11, 2013 New version 1.9
- February 10, 2014 New version 2.0
- August 20, 2014 New version 2.2
- December 22, 2014 New version 2.4
- September 12, 2015 New version 2.9
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