Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

What four weights can be used to balance from 1 to 30 pounds?

Replace the question mark in the picture below.

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Can you make a six-letter word using the letters N, A and B ?

What part of Turkey has the most feathers?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.