This design satisfies the Challenge card #1 - "Back to the drawing board"
Design a tool that can be used for drawing or sketching.
This also satisfies parameter card 1 since it can draw only Small Circles, also this is inspired from the cycles which the Teenagers use frequently thus satisfying the second parameter card.
This satisfies the expansion card since the two circles resembles the ballonic structures of jeff koons.
The pointed tip is made using the Loft Feature.
Thus all the challenges have been satisfied.