Numbers are everywhere, and adults recognize them and count objects without even thinking about it. The youngest mathematicians, however, need practice to achieve this level of proficiency. This clever volume helps readers "spy" numbers among several colorful images that they'll recognize from their everyday lives. As they complete these activities, they will learn which numbers they may need to review more and which they have mastered. They will also practice their reading skills through simple, achievable text supported by the visual clues.