The cracked Liberty Bell is an icon of independence and a reminder that imperfections are part of striving toward a more perfect union. Let your creative freedom ring with Liberty Bell Thinking Putty. A deep, aged copper hue, it comes with a collectible coin featuring Crazy Aaron on the obverse and a depiction of the Liberty Bell on the transverse. All Crazy Aaron's Thinking Putty is proudly made in the USA with the help of exceptional individuals challenged with intellectual, physical, and other disabilities. They work together as a team to develop vocational skills and economic self-sufficiency..