The Diabolo (commonly misspelled as diablo; formerly also known as "the devil on two sticks")'s a juggling prop consisting of a spool which's whirled and tossed on a string tied to two sticks held one in each hand. A huge variety of tricks are possible using the sticks, string, and various body parts. Multiple diabolos can be spun on a single string. Diabolos come in different shapes and materials. Diabolos with more weight tend to retain their momentum for longer, whereas small/light diabolos… (More on Diabolo)