Teddy bear (Fallout 3)

The  is a child's toy used for playing and by adults for collecting and decorating their homes. Teddy bears are made of a soft light colored fabric, filling, and lots of love. Teddy bears are used in the Capital Wasteland and Vault-Tec Vaults.

Unmarked quest: Toys for Tots
With The Pitt add-on, you can trade Teddy Bears for 30 caps and 10 XP each with Sandra or Midea, depending on which side you chose during Free Labor.

Video
How to get the Legendary Teddy Bear from SatCom Array NN 03d l8gkhCmWvts