I uploaded info on TI Math Star: http://www.seanriddle.com/tp0456.html#mathstar

It has a TP0456 like one of the Little Professors and several calculators, but it is the 40-pin package instead of 28. It looks like they needed 2 more pins.

I've also got a Mattel Children's Discovery System with a few carts coming, and a Castle Name That Tune.