Calendar numbers available for print can be found on a variety of sites online, such as Preschool Printables. These sites offer a variety of themes and prints. Some of which are left blank to fill in the date of the week, month or year.
Calendar themes at Preschool Printables include holidays, seasons and miscellaneous themes. Major holidays are included on the site, including Valentine's Day, St. Patrick's Day, 4th of July and Christmas. Winter, spring, summer and fall are represented with decorations such as snowflakes, butterflies, the sun and pumpkins. The miscellaneous collection includes themes suitable for children and school such as dinosaurs and graduation caps.