Yes, stiff felt sheets! Found in crafting sections alongside its close cousin, floppy felt.
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FIGROL 3 Pack Fidget Spinner, Christmas Day Gifts for Kids Metal-Looking Fidget Spinners, Pop Bubble Rainbow Fidget Toys Spinners for ADHD Anxiety,Stress Relief Sensory Toy : Toys & Games
POP-UP HOUSE QUIET BOOK PAGE
POP-UP HOUSE QUIET BOOK PAGE
How to stiffen felt for quiet book - this is so quick and easy!
Doing Flips Pop Goes the Page
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