Please, bring an old picture frame or a cheap frame you can find for sale, not smaller than 12 x 8 inches, not bigger than 20 x 20 inches. Also all kind of stuff and rubbish you have been saving for this moment:

• Ribbons, strings, wires
• Buttons, marbles, bowls
• Tins, newspapers, photos, books
• Deadwood, carpet, twigs, cardboard
• Souvenirs
• Toys
• (Rusty) tools: bolts, screws, nails
• ??