Just buy yourself some magnifying glasses (6 for $0.96 at Wal-Mart in the Valentine's Day section, or also at Dollar Tree in the party supplies), make two slits, and you are all set to go.
Download this freebie here.
I was super excited to see a sale on Teachers Pay Teachers. Everything in my store is 20% off on February 3rd, so go nuts! Make sure to use the promo code "SUPER" on February 3rd.