Eric Fox's Puzzles

       Shade some cells so that all shaded cells form one orthogonally connected area and each orthogonally connected area of unshaded cells is in the shape of a square. Cells with black circles must be shaded, and cells with white circles must not be shaded. No 2x2 region may be entirely shaded. Solve online

       Shade some cells so that all shaded cells form one orthogonally connected area and each orthogonally connected area of unshaded cells is in the shape of a square. Cells with black circles must be shaded, and cells with white circles must not be shaded. No 2x2 region may be entirely shaded. Solve online