Gizmo: NetProtector
Price: $50
Parents, you can put your family’s Internet connection under lock and key with NetProtector, a palm-sized hardware locking device. To block Internet access, you insert the key into the device and turn it to the locked position. To allow Internet access, simply turn the key back to the unlocked position. The Modem Lock Company makes a version for dial-up connections and another for broadband connections.