This flash card set includes 120 double-sided cards measuring 3-1/8" x 5-1/8", designed for ages 4 and up. The full-color student cards feature high-interest content, with answers printed in small text on the reverse side when applicable. Each card has a hole in the top corner for attaching rings or strings to aid organization, along with one uniquely shaped corner to help quickly align all cards in the same direction. The set comes with teaching tips, activity suggestions, and blank cards for customization. The durable cards are suitable for both home and classroom use. Instructions for parents and teachers are included.