How can you take 9 toothpicks and make ten without breaking the toothpicks?

Answer:

TEN (every line making the letters in the word ten is one toothpick. There are nine lines you draw when writing ten, so there are 9 toothpicks making TEN).

Try another Brain Teaser:

Add 9 + 1. Then mulitply 9 x 1. Do you get the same answer each time?