Here is a fun frugal gift idea for less than $10. The Iron Man Puzzleball set is now just $7.98 (reg. $26.99). The Ravensburger Highlights Land and Sea Puzzleball is also available for just $6 (reg. $19.99). Both puzzles are eligible for FREE shipping on orders over $25.
Be sure to check out more recently posted Amazon Toy Deals.