Riddle #254

What is invisible and makes people suffer from symptoms like sweating and nausea, yet people can’t survive without it?

In a one storey brown house, there was a brown person with a brown computer, brown telephone, and brown chair. He also had a brown cat and a brown fish – Just about everything was brown – What colour was the stairs?

What goes through towns up hills but never moves?

What can you catch but not throw?

What has a foot on each side and one in the middle?

You are in a room with 3 monkeys. One monkey has a banana, one has a stick, and one has nothing. Who is the smartest primate?

I heard of an invading, vanquishing army sweeping across the land, liquid-quick; conquering everything, quelling resistance. With it came darkness, dimming the light. Humans hid in their houses, while outside spears pierced, shattering stones walls. Uncountable soldiers smashed into the ground, but each elicited life as he died. When the army had vanished, advancing northward, the land was gree and growing, refresh.

What goes up and down the stairs without moving?

What is as big as you are and yet does not weigh anything?

How do you divide 20 oranges equally to 11 girls? No one gets more and no one gets less. All 11 girls should receive equal portions. How?

What is represented by this BrainBat Pattern? EST EST EST EST