Iron Nest is the best ‘Battleship’ game I’ve played in years—and it doesn’t even have boats

Who knew that all I needed to be interested in maths was the command of a five-thousand-tonne artillery battery? If only my secondary school teacher had known. Turns out that the ticking clock of exam pressure is a hell of a lot less motivating than the boom of artillery shells growing ever closer, as enemy gunners zero in on your position, trying to blast your colossal cannon to kingdom come before you blast them.