Join with a Purchase Order

Most schools and organizations have a purchase order process by which they will cover some teaching related expenses. Since each school’s process is different, we have several resources available to help you get a purchase order approved. You can submit your purchase order or get an instant invoice or estimate below. You will also find a letter for your administration, our mailing information, and more at the bottom of this page. If you have any questions, please email us at

Request an Estimate

Some districts require you to submit an official estimate to generate a purchase order. If you need an estimate, click here.

Get Estimate

Submit a Purchase Order

If you already have a purchase order, click here. Your account will be set up within 2 business days once we receive your PO.

Submit PO

Request an Invoice

Some schools and organizations require you to turn in an invoice before creating a PO. If you only need an invoice right now, click here.

Get Invoice

Need a letter asking your school to cover the cost of membership? Click here.

Need my mailing address? Click here.

Need to submit teacher names and email address for account creation? Click here.