For Beginners

To get started go to either build or edit.  to get to build you don't have to be in studio but in order to edit you will.  For build go to your Roblox browser.  Go to my character and then my places then you will click build.  To edit which doesn't have your character you do the same thing but you have to be in roblox studio this is right below  roblox the game in the start menu.  Then instead of pressing build you click edit.

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Build mode
 
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Edit mode

The main tool you will be using is here

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The most you will use is Insert and the pause play and back buttons