Open the safe puzzles are a great way for kids to practice addition skills. With this online open the safe puzzle maker you are able to create your puzzles within seconds.
How does the open the safe puzzle works? You have to find the combination in order to open the safe. Every key on the keypad has a value. The safe will open when you press 3 button and the sum of these button is 100.
You can create an unlimited number of open the safe puzzles.