The Mathematical Fusion Machine
This is another take on James Tanton’s Exploding dots.
In kindergarten, when students are shown 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, and THEN 
the crowd of students should all looked shocked and say things like “WHOA, what just happened there!!!!” BUT instead this HUGE mathematical idea goes unnoticed. So, this activity will make students ooh and ahhh as they should, as well as deepen their understanding of our base 10 system which is foundational to understanding our number code, addition, subtraction, decimals and more.
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