Information related to the Scene Editor, Navigation, Tools and Tips.
You can duplicate an object by holding Shift + Dragging the gizmo.
Also you can also use [CTRL + D] when a Scene Entity is selected, this will duplicate it where ever the editor camera is looking.
To take a screen grab hit the key [ F12 ] and the current view will be saved as a file. To get a high quality image set the editor to full screen mode then take your screen grab.
All screen images are stored in the path System Library/ScreenShot folder.
Yes there is another tab next to the templates tab on the start screen that contains A game template for the race track and many others.