Pour the glue into a large bowl. Add water and stir until blended. Add a few drops of paint and stir until mixed well. Set this mixture aside.
In a small bowl, stir together the warm water and borax powder until the powder dissolves.
Slowly pour this mixture into the glue mixture, stirring continually for two minutes
Knead the flarp with your hands until it's smooth and stretchy. Store in an airtight container.
To make it glow in the dark add 1/2 to 1 bottle of Glo It.