a cauculator! to cauculate things! press 'do a cauculation' in the bottom right corner type the first number, it can be a decimal or a whole number. type your operation ( it can be add, subtract, multiply, divide, square or squareroot) if you typed add, subtract, divide or multiply, you will be asked for a second number, which again can be a decimal or whole number, then it will be cauculated. If you chose square or squareroot, then it will be cauculated instantly, as another number is not required.
credit to everything that isn't a human, item designed to ruin the environment ( eg: chainsaw, axe, shoe...), fire, or lightning.