How many games did Activision make all together for the 2600

[Lacan]

Does anyone know how many games did Activision made for the Atari 2600. Its also including all the prototypes and demos too, and games that never made it.

[D.Yancey]

Just about the best info available is on this site. On the home page click on 2600 then companies then scroll down to Activision. There are 61 listings.