Wannabe Board Game Designer

Main rule set

• No buying components – only use items you already own
• Household items only – coins, dice, cards, paper clips, buttons, office supplies, etc.
• Paper and pencil allowed – you can draw cards, boards, or tokens
• Must be replicable – others should be able to make it with their own household items
• Include a component list – tell us exactly what items you used
• Submit a rulebook – PDF or text format
• Include at least one photo – show your prototype with the actual found objects

Source: https://trovve.co/jam/the-junk-drawer-jam-hle3vh