It's a visual representation of place value-- it doesn't have to just be binary; it can just as easily be base 10, or base 37, or base 1.5, or base x (polynomi

It's a visual representation of place value-- it doesn't have to just be binary; it can just as easily be base 10, or base 37, or base 1.5, or base x (polynomials). The full set of lessons is here: http://gdaymath.com/courses/exploding-dots/ http://gdaymath.com/courses/exploding-dots/