What is the strongest glue stick for paper?

There are several strong glue sticks available on the market for paper. Here are a few popular options:

1. UHU Stic Permanent Clear Application Glue Stick: This glue stick is known for its strong bond and is suitable for various surfaces, including paper. It is non-toxic, acid-free, and washable.

2. Elmer's Extra Strength Office Glue Stick: Elmer's is a well-known brand for glue products, and their extra strength glue stick is designed to provide a strong bond on paper and other materials. It is acid-free and washable.

3. Avery Permanent Glue Stic: Avery glue sticks are known for their strong adhesive properties. This permanent glue stick is ideal for paper and other porous surfaces. It is acid-free and washable.

4. Tombow Mono Aqua Liquid Glue: Although not a glue stick in the traditional sense, this liquid glue from Tombow is popular for its strong bond on paper. It dries clear and is acid-free.

Remember to always follow the instructions provided by the manufacturer for best results and to ensure proper application.