group is when you can add shapes to ur presentation and you can change the shapes as well you can also insert a text box to your slides and you can make the text box your size and shape.
What is insert shapes
100
shape style
What allows you to fill any shape and allows you add effect to the shapes. It allows you to make the shapes and text slanted,3-D,etc.
200
allows you to pick a variety of shapes and objects from the drop down arrow.
What is Edit Shapes
200
The shape style drop down arrow
What allows you to add a colorful background to your text Box
300
The textbox
What allows you to add a box that can than be filled with text the text box can be auto fitted.