The device he’s holding in the picture is an Arduino based accelerometer and distance sensor meant for the Scratch language. Scratch is a programming language developed at MIT.

Granat told The Times in Munster (https://bit.ly/1E2sMjQ ) that Scratch is an educational programming language from Massachusetts Institute of Technology aimed at third grade and older.

Scratch is a “sprite” based system. In this case sprites are objects that have as attributes one or more visual images called “costumes”, one or more sound samples, and one or more scripts.