Good Riddles

Question: You are a junior detective investigating a case. Boys at an apartment complain that every day, they have an egg-spinning competition with only raw eggs, and every day one particular boy wins. The boys want you to find out how. You are observing the boy spinning an egg when suddenly it drops to the floor. The apartment clerk casually hands him a broom to clean it up, as if it happens every day. You now know why the boy always wins the daily competition. How?

Question: What do you get when you cross a cheetah and a burger?

Question: I am a cave full of bones,
and the house of a worm.

What am I?

Question: You have found a mutant algae that doubles in size every hour. It takes 18 hours for one algae plant to take up half of a certain lake.

How long would it take for two of these plants to take up half of the same lake?

Question: A man and his wife live I a nice cottage in a village near the lake. One day, they were rowing a boat when he wife fell in and the husband went in to get her out but all he could feel were plants, moss, and rocks. Two weeks after the funeral, the man was walking around the lake when he started talking to a new neighbor when the fisherman said some interesting facts. Fisherman: I haven't caught anything today. Maybe because of the fact this lake has no kelp what so ever. Mrs. Montoya was telling me about it yesterday. I always catch fish when there is kelp in a lake or pond. That is just rotten ain't it? The husband said goodbye to the neighbor and went inside and killed himself. Why is this?