Take your math skills to a whole new level of fun! Kidoozie's I Can Learn Addition & Subtraction b Math Teaching Card Set is a cool activity toy sure to engage, entertain and teach your child. This unique learning play set includes 30 illustrated cards of increasing difficulty, each featuring something your child has to count, add or subtract. 46 colorful pieces are provided to mark your answers. Simply flip the page over to see if your color coded pieces match the correct answer! The entire I Can Learn Addition & Subtraction b Math Teaching Card Set is whimsical, vibrant and full of fun challenges. Educational Toys Planet offers this math set as a great group-activity or solo-play toy. The whole math playset easily stores in the plastic carry-case so you can have math fun wherever you go!