I have a hard time with getting bored, especially with reading. So 20 years ago when I tried the Rubiks cube I QUICKLY tired of it. But I saw this and thought "How Cool!"
http://news.yahoo.com/s/nm/20061108/od_uk_nm/oukoe_uk_life_cubes_2
http://news.yahoo.com/s/nm/20061108/od_uk_nm/oukoe_uk_life_cubes_2