Learning key math concepts is easy as 1-2-3 with these lively little books children can read all by themselves Inside this sturdy little box, you ll find 25 fun-filled titles on the topics kids needs to knownumbers, counting, addition, subtraction, shapes, simple fractions, sets, time, measurement, patterns, and morePLUS a handy parent guide. A great way to set stage for school success in reading and math For use with Grades PreK-1."