What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Upon checking your forms, the "Teacher application" form does not have a "Sender Name" and recipient email address, which may be the cause of un-received email notifications.
While the second form "Materials application" has no notification set under "Emails".
Please check this guide on how to setup your email notifications: http://www.jotform.com/help/25-Setting-Up-Email-Notifications. Please do make sure that you fill out all the necessary field to avoid problems.
You might also want to check this guide regarding properly setting up the email settings to avoid bounce related issues: http://www.jotform.com/help/208-How-to-setup-email-alerts-to-prevent-email-bouncing-related-issues.
I hope that helps.