One set of our Specialty Flashcards in a single PDF file.20 Square Numbers Flashcards. Prints 20 flashcards, 1 Definition card, and 1 title card, for 22 cards total. Prints 4 pages.Each card measures 4.25 inches by 2.25 inches after printed.These flashcards were designed by Annette Sutherland, owner of Teach At Daycare, Handcrafted Curriculum.Have a wonderful day!