LEGO® Braille Bricks help children with blindness learn braille through play. The Braille Program helps teachers to use them.

Every LEGO Braille Brick has a braille character on it. With more than 100 activities, blind and visually impaired children have the opportunity to learn braille through play.
 The LEGO Braille Bricks toolkits and training are provided free of charge to professionals working with visually impaired children.

Open source greyprints for Braille polyhedral dice.