What have been the most successful distribution methods for selling to schools?

Ultimately it seems that Edtech distribution is mostly a combination of:

• Direct selling to schools & districts
• Exhibiting at conferences
• Working with resellers big & small
• Affiliate marketing
• Referrals from customers
• Bottom up sales through teachers

Check out the articles on distribution where entrepreneurs share their first-hand experiences of using a variety of these channels to reach their target users.