Amazon offers the Prismacolor Scholar Colored Pencil Sharpener, model no. 1774266, for $1.59 with free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.03.) That's the lowest total price we could find by $5.
Walmart offers the WallPops Floral Medley Organizer Decals Kit, model no. WPE0755, for $19.99. (Amazon charges the same with free shipping for Prime members.) Choose in-store pickup to avoid the $4.97 shipping fee. That's the lowest price we could find by $4. It includes a cork board with push pins and three dry-erase decals: weekly planner, monthly calendar, and message board.