With orders of $25 or more, Amazon offers Prime members the Crayola Storm Trooper Art Case for $6.38 with free shipping. (Non-members can spend $35 to bag free shipping.) That's the lowest total price we could find by $13. It includes 20 Pip-Squeaks Skinnies with black galaxy barrels, six twistable pencils, six twistable crayons, and 15 paper sheets.

Note that this item is part of Amazon's "Add-on program" and can only be purchased with an order of $25 or more.