You have specific goal to reach in every level of Indy Cat. Some levels offer limited moves while others with a timer. You need to use what you have to reach these several types of goals including scoring certain points, collecting numbers of artifacts, breaking the icy tiles and so on.
So, baking powder has least two, and usually three, active ingredients. 1  Potassium bitartrate (cream of tartar) or monocalcium phosphate. 2  Sodium aluminum sulfate, sodium aluminum phosphate or sodium acid pyrophosphate.
Yes, Baking Powder has a acidic powder mixed with it to create air bubbles, a rising action. Baking Soda does not have this. You could sub if you had some creme of tarter to initiate the soda/acid reaction. Or (depending on the cake recipe) some sour cream, lemon juice, or buttermilk. Still it would be a guess.