Bake A chocolate cake tutorial

This Project involves creating a flash based tutorial to teach children (age 11-20) bake a chocolate cake in a kitchen environment. note: this is not a game but a guide on how to bake cake. the key features should be Direct Manipulation Undo and redo option Avoid text prompts and lists of instructions (if possible it should be like magic baking game ([login to view URL]) Objects Actions Constraints Ingredients Mixing Oven must be preheated Mixing bowl Weighing Eggs must be beaten before being added to mixture Scales Beating Chocolate must be melted before adding to mixture Cake tin Cooking Eggs, milk and butter are kept in the fridge Cooker controls Timing Dry ingredients are kept in cupboards Kitchen implements Timer