They saw through cardboard beautifully - curves and circles are very easy.- Learning Center / Project Designer
I would not hesitate to give these to third graders.- Elementary School Teacher
if you need to cut up cardboard then this tool is for you!- Tool supply distributor
If you have a kid who loves to build with cardboard this item is a must!- Father
this is the PERFECT tool for opening boxes from Amazon or my favorite supplier!- Gift shop owner