Graphics > Rendering > Make Standard ... (Mathematica Menu Item)

Make Standard Size restores selected graphics to the default size.

Insert > Table/Matrix > New... (Mathematica Menu Item)

New opens a dialog for generating a table or matrix.

Cell > Grouping > Open/Close Group (Mathematica Menu Item)

Open/Close Group toggles a cell group between open and closed. Closing a group collapses all cells in the group so that only the head cell is visible.

Evaluation > Parallel Kernel ... (Mathematica Menu Item)

Parallel Kernel Configuration opens a dialog to add, remove, and configure parallel kernels.

Evaluation > Parallel Kernel Status... (Mathematica Menu Item)

Parallel Kernel Status opens a dialog with statistics on active parallel kernels.

[Right-click] > Paste into Graphic (Mathematica Menu Item)

Paste into Graphic inserts the current contents of the clipboard into the selected (or clicked upon) graphic.

[Right-click] > Print Graphic... (Mathematica Menu Item)

Print Graphic prints the selected (or clicked upon) graphic.

[Right-click] > Print Image... (Mathematica Menu Item)

Print Image prints the selected (or clicked upon) image.

File > Printing Settings (Mathematica Menu Item)

Printing Settings menu commands to specify a printing setting or printing environment.

Evaluation > Remove From Evaluation ... (Mathematica Menu Item)

Remove From Evaluation Queue cancels the pending evaluation of a cell.