Using scissors, carefully "shave" crayons. Shave onto a sheet of wax paper for easy removal.
In a medium-size bowl, combine glue, water, and baking soda. Stir well.
Stir in crayon shavings.
Add saline solution, stirring to mix well.
Knead the slime until it is no longer sticky.
Notes
If your slime is still sticky after kneading it a while, try adding another drop of saline solution.Store slime in an airtight container between play sessions to make it last as long as possible.