Inexpensive Floral Foam to store green screen "props" + holding dowels for painting
Velcro dots on wooden dowels or Starbucks straws work great for holding character "props".
Trifold Display Boards are self standing, fold up, 3 sizes. Some even pre-painted green.
Painted pizza boxes are great for mini green screens and for storing green screen "props."
Shoot your subject 6 to 10 feet from your Green Screen to avoid casting a shadow spillage.
Common hand puppets and Green Screen can be great learning partners in the Classroom.
Coloring books provide great movie "props." Mount art on cardboard or folder to strengthen.
Spray paint is a fast & easy way to "go green".
Staples green 3 tab file folders can be used as mini Green Screens
Colored foam boards can be used as Green Screens. Try using blue when props and clothing in your scene are green.
Themed Scrapbooking "props" are great for storytelling. Mount on green straws or dowels.