Elmer’s Disappearing Purple School Glue, Washable, 30 Pack – Link

Amazon has this currently marked down to just $5.99.

• Disappearing purple formula helps kids see where the glue is
• Dries clear and applies smoothly for a mess free appearance
• The number one teacher brand, it’s ideal for younger learners, making poster presentations, crafting, and more
• Washable, nontoxic, acid free formula is ideal for classrooms and homes
• Includes: 30, 0.24 ounce (7 gram) Elmer’s craft glue sticks