When to find out more on this, but its base on an old article, so you can call to find out more! http://honeykidsasia.com/kids-cooking-classes-in-singapore-guide-for-mini-chefs/ Other then baking/cooking, anything else that might interest both of them? If your girl a active girl? why not give roller blading or skating a try?
I have seen cooking classes at the CC not sure if it's suitable for 5 years old. maybe you wanna check it out.