On the Subject of Toppling Dominoes

Knock ‘em down! Look at ‘em go!.

For those familiar with the original manual.

3+ ports t+b
3+ batteries b-t
Any lit ind. t*b
Otherwise b/t
Lit > unlit ind. Asc.
Unlit > lit ind. Dec.
3rd in SN even Dec.
Otherwise Asc.