Minecraft wiki entry for Minecarts, associated text: 1 Absolute basics
1.1 Minecarts
1.2 Rails
2 Best practices for laying tracks
3 Powered rails
3.1 Behavior
3.2 Powering
3.2.1 Momentum
3.3 Climbing slopes
3.4 Optimal use
3.5 Usage of detector rails
3.6 Additional properties
4 Parts of a simple system
4.1 Powered rail mechanisms
4.1.1 Stop points
4.1.2 Starting boost
4.1.3 "Whirligig" cyclical minecart accelerator
4.2 Launcher
4.3 Rider detection
4.3.1 Empty carts
4.4 Boosters
4.5 Junction
4.6 Multiple destination selector
4.7 Piston bolt
5 Troubleshooting
6 See also
7 References