Blender 3D Basics Beginner's Guide Second Edition

The key-function table

These key shortcuts should help you speed your work.

Key	Function
O	Turns proportional editing on or off.
Page Up	Enlarges the proportional editing circle.
Page Down	Shrinks the proportional editing circle.
fn + up arrow	Enlarges the proportional editing circle on a Mac.
fn + down arrow	Shrinks the proportional editing circle on a Mac.
Shift + C	Resets 3D Cursor position to 0, 0, 0, and zooms out to show the entire scene.
Shift + X	If used with scaling (S) or moving (G), it restricts changes to the Y and Z axes.
Shift + Y	If used with scaling (S) or moving (G), it restricts changes to the X and Z axes.
Shift + Z	If used with scaling (S) or moving (G), it restricts changes to the X and ...