Riddles about umbrella

Mr. Jason was walking along the sea shore. Suddenly it started drizzling and turned into a heavy rain. He wasn’t carrying any umbrella, not even any cap. He was completely wet and all his clothes were soaked in rain. Yet not even a single strand of his hair was wet! How was that possible?

If six children and two dogs were under an umbrella, how come none of them got wet?

What goes up when the rain comes down?

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

What goes up when rain comes down?

Four children and their pet dog were walking under a small umbrella. But none of them became wet. How?

What can go up a chimney down but not down a chimney up?