Tic-Tac-Baseball is a two player game that allows for students to pick a place value card containing tens and ones and say the number to their partner. If correct, the student places his card on the Tic-Tac-Baseball game board in hopes of being the first to get Tic-Tac-Baseball. Students choose between being a baseball bat or a baseball. Answer key included to allow for the students to check responses. Great for a learning center or game day activity to practice place value of numbers involving ones and tens. This activity meets or exceeds the Common Core of Mathematics.