1. All of the credit cards in my wallet.
  2. Pennies from around the world.
  3. Our junk mail.
  4. Trader Joe's receipts.
  5. Old calendars.
  6. Empty containers before we — gasp — put them in the recycling bin.
  7. A complete set of... well, anything.
  8. The roll of toilet paper we are currently using.
  9. Every kind of jam in the supermarket.
  10. But seriously... any good gift ideas for 3-year-olds?