The Mr. Wonderful Circus Ferris Wheel advent calendar is the most original way to discover little writing surprises during the month of December. Designed in a three-dimensional Ferris wheel shape, this calendar hides 24 individual compartments containing collectible erasable mini Bo-Bos with Christmas motifs and colored inks. Each opened window reveals a new miniature character with an integrated eraser at the end for erasing and rewriting. Perfect for collectors and young students, this decorative item livens up the Christmas countdown with handy mini pens to keep in your pencil case or give as gifts to friends.