• Dry Erasable Dice: there are 4 pieces dry erase blocks coming with 1 pieces dry erase marker, summing up to 5 pieces; The dry erase dice includes red, green, blue and yellow, 1 piece for each color; Rounded edges are safer and do not cause injury\r\n• Use at Most Occasions: the dry erase dice is a nice teaching tool for classroom, kindergarten, preschool, or is a funny game for parties\r\n• Wipe off and Write: you can write numbers, patterns or letters on the erasable white board part of dry erase blocks, and erase what you write at any time; During use, the patterns and numbers may be erased due to contact with the surface, and the imprint can be reinforced with a marker\r\n• Multiple Uses: the small blank dice can be applied for writing letters, numbers, number operations, cute patterns, simplifying teaching and learning\r\n• Size: the white board dice is about 5 x 5 x 5 cm/ 1.96 x 1.96 x 1.96 inch; The size of dry erase marker is approx. 11.3 cm/ 4.5 inch, which is a decent size for little young boys and girls to play games or write