Tic Tac Toe for Two

"Tic tac toe" is a paper-and-pencil game for two players, X and O.

This is similar to Tic Tac Toe and Four in a Row games.

It's simple. Jump from ring to ring. Simple to play but hard to master.

This smart protractor let you take a picture with camera or from gallery.

These are the current features: Measure lengths, angles.

Must have app for geometric measurements.

Ever wanted to take that one picture a day, align them all and see the change?