Educational devices, educational systems, and methods of teaching and learning reading are provided. The devices, systems, and methods can include an indicium reader, such as an optical character recognition device, for reading indicium from objects. Such objects can be three-dimensional blocks and the indicium can be a letter, word, sentence, number, or some other type of readable character(s). The devices, systems, and methods can include a display for displaying the read indicium and an audio producing device for producing audio corresponding to the read indicium. The educational devices can be a self-contained, portable unit with the indicium reader, the display, and the audio producing device supported by a housing of the educational devices.