Block Editor Tools Menu
The Block Editor has a filtered set of the full options available in the Modeler.
Pen (Q)
Left-click or drag to affect single voxels for free editing.
Line (W)
Create a straight line by left-click then dragging the mouse and release.
Screen Rectangle (E)
Left-Click and drag to modify voxels in a rectangle from the perspective of the screen.
Screen Rect Tool in Paint Mode 
Circle (R)
Left-Click and drag to modify voxels in an ellipse from the perspective of the screen.
Circle Tool in Paint Mode 
Box (Y)
Affect block of voxels using left-click then drag to size and release.
Bucket (I)
Left-click to affect contiguous voxels by 'filling' them with the same colour.
Bucket Tool in Paint Mode Miscellaneous
Picker (O)
Select the surface colour of a block or model.
