Hill Climber

A physics-driven hill-climbing racer where knowledge is fuel — literally. Answer questions from the shared question bank to keep the tank filled; fast correct answers stack a powerup ladder (Turbo, Sticky Tires, Nitro, Low-G). 52 upgradeable vehicles, 12 stages from sunny meadows to the far side of the Moon, flips, ragdoll physics, ghost racing against your own best run, and premium live races with friends.