Happy Trucks is a fun and engaging puzzle game where your goal is to precisely fill trucks with liquid. The game features 30 unique levels, each with a different truck to fill. Your challenge is to estimate the exact amount of liquid the truck can hold�avoid overfilling or leaving it half-empty. If you misjudge the quantity, you'll need to restart the level. With its simple yet addictive gameplay, Happy Trucks offers an entertaining experience that tests your estimation skills while keeping you engaged. Perfect for puzzle lovers, this game promises hours of enjoyment.