Yesterday, I posted about free utility Toddler Trap for locking keyboard and mouse, however if you have kids around your computer there are strong chances that they press the Power or CD/DVD drive buttons on your computer resulting in unwanted situations, here is yet another handy free utility "Toddler Keys" which will prevent these unwanted situations by locking computer Keyboard, Mouse, Power and CD/DVD buttons.
The utility also lets you configure custom sounds and images which can be used on every keystroke to let the little ones enjoy their encounter with computer, you need to type word quit (can be customized) to exit the lock.