GOtrio

A portable take on Otrio, there are three ways to win this abstract-strategy game: Get three circular pieces of your color in a row in either ascending or descending order; get the same sized pieces in a row; or get three concentric pieces in the same space.

Publisher's description:

"The award-winning game, Otrio, now comes in the new on-the-go version, GOtrio! This popular tic tac toe game with a twist is fun to take along to the park, beach, or playground. Pop open the handy case and the game is ready to play. Players choose a color and then take turns placing pieces into the playing area until someone gets 3-in-an-“O” and yells “Otrio!” There are three ways to get an Otrio. Get three circular pieces of your color in a row in order from big to small. Get three pieces of the same size in a row. Or get three concentric pieces in the same space. Though smaller in size, this travel version has the same strategic play as the original game. Keep on your toes as you analyze the other players’ moves and plan yours so you can be the first to call out “Otrio!” GOtrio for kids aged 8 and up is the perfect portable game for your next road trip!"