Use the lasso to make selections that are not rectangle-shaped. Simply choose the lasso
and then draw in free hand around the objects you want to select.
Click a button to get an explanation.
Use the magic wand to select similar areas of a bitmap that has been breaked apart (Ctrl-B).
Magic Wand Properties
Threshold defines how tolerant the wand shouldbe when looking for similarity.
Smoothing defines how much the edges in a bitmap should be
smoothened.The options are: