Craft Supplies

Pipe Cleaners
Popsicle Sticks
Googly Eyes
Felt
Sand
Straws
Pluffy Clay
Aluminum foil
Pie Plates(various sizes)
Styrofoam
Clothespins
Paperclips
Balloons
Cottonballs/Q-tips
Cornmeal (cornstarch)
Food Coloring
Rubber Bands
Posterboard
Yarn
Ribbons
Washable Markers
Crayons
Pencils
Ruler
Construction Paper
Foam Sheets
Hole punch
Lacing string ($3 for 12) or shoelaces
Lacing Beads ($10 for 120)
Seashells
Toothpicks or skewers
Stencils (DSS has some AWESOME ones and you can turn the inside "stencil" into lacing cards)
Paper Bags
Paper Plates/Bowls
Felt Board
Stapler
Tape
Chalk
Pom-poms
Feathers
Flour
Salt
Pasta/Rice/Beans
Dot Markers (DIY) - I've seen them at Dollar Tree too
Tissue Paper
Bean Bags 
Crepe Paper
Tempera Paint
Liquid Watercolors (DIY) and Watercolor paper
Paintbrushes
Borax (find it in laundry aisle)
Stickers
Buttons
Magnets
Beads
Glitter (for an easy transport, put the different colors/types into salt or pepper shakes-dollar store)
Glue
Safety Scissors
Playdough (the best homemade stuff - scroll down just a little)
Things from Nature (rocks, leaves, flowers, etc)
Electrical Tape (easily comes off of pap orer so it won't rip or smudge up the paper)
Spray Bottles for paint

Recycled Items:
Egg Cartons
Plastic Water Bottles
Tissue/paper towel rolls
Tissue Boxes
Shoe Boxes
Milk Cartons
Fruit/Veggie Cans
Spice Jars
Baby Food Jars
Bottle Caps
Cardboard Boxes
Parmesan Container
Bubble Wrap