The Gorilla Super Glue Gel is their super glue formula. … When gluing Legos, you need an adhesive that isn’t too thin so as to avoid the glue spreading everywhere and creating a mess. This glue is the perfect thickness for easy application. Even better, it dries in as fast as 10-45 seconds!
How do you keep Legos together permanently?
The most gentle glue that would not damage the LEGO elements too much but will hold the model together is simple white school-glue. You only need to add very little in between elements so the glue doesn’t come out at the edges.