Make a game where you can use a car and collect object$/$coins$.$

$1.$ You need to collect objects$/$coins within a certain time.

$2.$ The scenery should be buildings that have low polygon pattern $($low poly$)$ only and no need to make it complex.

THIS MUST HAVE IN THE GAME :

$1.$ There must be a Time Limit and Scores

$2.$ There must be objects$/$coins that need to be collected and scored

$3.$ There must be a building, a road for cart to move

$4.$ Using textures on buildings and carts or any suitable object

$5.$ Can control using mouse or keyboard or both

USING ONLY OPENGL AND C$++$ PLEASE. And share your output here so I can see what you are trying to do$.$