Using the cartoons

In your classroom: go for it

Teachers, students, tutors and parents can use these cartoons for free in slides, worksheets, handouts, tests, posters and class websites. The license is Creative Commons BY-NC 4.0: share and adapt them freely, as long as it's non-commercial and you credit Ben Orlin.

Credit

Each cartoon page has a credit line you can copy. Something like this is perfect:

Cartoon by Ben Orlin, Math with Bad Drawings (CC BY-NC 4.0)

Selling something? Ask first

Commercial use needs permission, and that includes materials sold on Teachers Pay Teachers or similar sites, textbooks, paid courses and merchandise. Get in touch through mathwithbaddrawings.com.

Image sizes

Downloads are about 1600 pixels across: crisp on a projector, fine for printing at half-page size.