Here’s a nice Amazon deal for you. Right now they have the Scotch Super Glue Liquid Single Use 4-Pack on sale for just $2.44. You can get just this one item for this price if you subscribe; otherwise it is an add-on item and you will need to add something else to your order. This works out to just $0.61 per mini tube.
Scotch Super Glue Liquid Single Use 4-Pack – on sale $2.44 ($0.61/tube; reg. $3.93)