Images of pins:
3ColouredPins.png — three similar pins with nice textures, red/white/black
BowlingPinsDiagram.jpg
Images of balls:
bowling-ball-blue.jpg
Bowling-Ball-MarbleTexture.jpg
bowling-ball-purple.jpn
Videos for physics ref:
https://www.youtube.com/watch?v=E2d8PizMe-8
Stats info:
- ball weights: 4, 5.5, 7 kg
- ball size: 0.685m circumference (0.109m radius)
- pin dimensions: 0.12m from base to cock (the widest/girthiest bit where the ball hits), and 0.38m tall from base to tip-top. (so from cock to tip-top is 0.26m)
- pin weights: 1.55 kg
