Make chimney. Cut Froot Loops in half, attach in brick pattern to side of house. Begin at the bottom edge from inside line of window to edge of house and work upwards. Continue, placing cereal at an angle to cover window upwards to edge of roof. Cut Rice Krispies Treat into 3 x 1 x 1 in. rectangle. Cut one end on an angle to sit on roof. Attach to roof, aligning with chimney on house side.