Before you throw these away, see this. 10 clever ways to reuse worn baking sheets

5. Create a DIY Lap Desk or Bedside Workstation

Old baking sheets can be turned into convenient lap desks for working or eating on the couch or in bed. Add cushioning to the underside using foam or an old pillow, then secure it with fabric and fabric glue or a staple gun. The sturdy, flat surface provides a stable base for laptops, notebooks, or meals.

6. Make Kids’ Sensory, Craft, and Lego Play Trays

Baking sheets make excellent play trays for kids. Use them for sensory play with rice, beans, or sand, or for crafting with paints, beads, and clay. They’re also perfect for Lego building—the raised edges help keep pieces from rolling away. This simple repurpose encourages creativity while making cleanup easier.