The Chrysler Building is under a lot of security.
Toy blocks -LRB- also building bricks , building blocks , or simply blocks -RRB- are wooden , plastic , or foam pieces of various shapes -LRB- square , cylinder , arch , triangle , etc. -RRB- and colors that are used as construction toys .. construction. construction. wooden. wooden. plastic. plastic. foam. foam. square. square ( geometry ). cylinder. cylinder ( geometry ). arch. arch. triangle. triangle. Sometimes toy blocks depict letters of the alphabet .. letters of the alphabet. Alphabet