His laptop sat on his desk. His laptop overheated. It always overheated quickly. How could he it cool? He turned on his living room . It cooled his laptop. But the fan blew around. It blew paper around. He turned off living room fan. He thought. He thought some . How could he keep his laptop cool? He an idea. He bought little plastic blocks. Each was one inch square. He put the laptop top of the blocks. One block was under corner of the laptop. Now the laptop sat little above the desk. There was space under laptop. There was space for cool air to . The cool air prevented overheating.