Broken Wheel/wagon wheel/ squirrel in a cage block

 This block is based on a 3x3 grid- the corner squares are square in a square subunit and the sides are half rectangles.  The colour of the centre square can be changed for different effect.

this version is from Generations Quilt and is in three sizes

Jenny Doan did this version using precuts

   

this is an Accuquilt version

Another one from the Missouri Star Quilt Company with two variations on the block

based upon a 3x3 grid.  Click here for other 3x3 blocks