Cake Riddle
You are on your way to visit your Grandma, who lives at the end of the valley. It's her birthday, and you want to give her the cakes you've made. On your way, you met up with 2 aunties. Every auntie you meet, you have to give half of your cakes but in return they give back 1 cake.  How many cakes do you have to leave home with to make sure that you arrive at Grandma's with exactly 2 cakes?

2 Cakes.

Two Fathers & Sons Riddle
Two fathers and sons sat down to eat eggs for breakfast. Each had an egg each. Altogether they ate 3 eggs. How is that possible?

One of the fathers is also a grandfather. Therefore the other father is both a son and a father to the grandson. In other words, the one father is both a son and a father.