How to use 3D oval shape for numbering in PowerPoint

To create a numbering list like the one above, do the following:

   1.   On the Insert tab, in the Illustrations group, select Shapes:

   2.   In the Shapes list, from the Basic Shapes group, choose the Oval shape:

   3.   After pasting this shape into your slide, format it:

   3.1.   To change the size of your shape, do one of the following:

• Under Drawing Tools, on the Format tab, in the Size group, change width and height of the selected shape:
  
• Right-click on the shape and choose Size and Position... in the popup menu:
  

In the Format Shape pane, on the Shape Options tab, in the Size & Properties group, in the Size section, change width and height in the appropriate fields:

   3.2.   To change the color, on the Format Shape pane, on the Shape Options tab:

• In the Fill & Line group:
  • In the Fill section, select color you prefer:
  
  • In the Line section, select the color you prefer:
  
• In the Effect group, in 3-D Format section, select width and height in the Width and Height fields:
  

After all these changes, the cube will look like:

   4.   For more interesting result, add labels to that shape by any of the following ways:

   a)   Add the text box under the shape:

• just double-click on it and enter text (in this example, 7):

• rotate that shape like you want:

   b)   Add new shapes, for example, add new oval shapes with another color:

You can copy the shape and just change colors, text, and rotation.

See also this tip in French: Comment utiliser une forme ellipse 3D pour la numérotation dans PowerPoint.