Something OLD: empty cereal boxes empty tissue boxes **two-liter bottles (with the label) clean, large bottles (to age water in)
We'll take it off your hands... aquariums/terrariums fish tank supplies (gravel, decor, FILTERS, etc.) science books old towels empty containers of all sizes (baby food jars, drink mix containers, dropper bottles, etc.)
Something NEW: ziploc bags (all sizes) small crickets