959 West Dundee Road
Wheeling, Illinois 60090

Phone: 847-537-8270

Hours: 7:30 AM – 4 PM

Superintendent: Dr. Michael Connolly

School Board & Administration



CCSD21 is a school district comprised of 13 schools across 6 different communities in the northwest suburbs of Chicago.



School District 21 prides itself on its Professional Learning Community and its rich tradition of professional collaboration, high levels of professional development, and family-like atmosphere. If you see the opportunity to work with colleagues in making a difference in the lives of students and families in a truly diverse setting, School District 21 seeks your application.

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Posts with Tag: Gmail Archives - Modern Pen

Google Apps on your mobile device

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A number of years ago, CCSD21 had hoped to be able to provide access to CCSD21 email, calendar, and contacts to CCSD21 staff members on personal mobile devices. Technical and policy issues were examined and preparations were made.  Ultimately, there was no way around the fact that School District 21 would have needed to invest […]

Google Apps settings (& more settings)

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Each component of Google Apps (Gmail, Calendar, Drive, Contacts, etc.) has its own settings that the end user (staff member or student) can set for himself or herself. While there are a handful of settings that have been set at the District-level for either students, staff, or for all users, most settings have been left […]

Chrome: Your main workspace

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A number of years ago, Google launched its own web browser, Chrome, and since that time it has become the fastest browser in the world, the second most widely used browser in the world, and the only web browser (so far) that has also become its own computer operating system (ChromeOS–which runs on Chromebooks).   […]

CCSD21 Gmail: Inbox with Tabs

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Just as School District 21 cutover the entire District from Exchange to Google Apps, Gmail’s newest method for organizing one’s Inbox was made available to CCSD21 staff members in Google Apps–Tabbed Inboxes.   Up until now, and by default still today, one’s CCSD21 Gmail Inbox might look something like the image below, in which Priority […]

Set Gmail in Chrome as default email

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Previously on staff laptops, Outlook 2011 was the default email client. Now, Outlook is no longer needed and is actually blocked to avoid confusion for staff members. Nevertheless, when working on the web, it is not uncommon to come across a link that will take you directly to an email. Unfortunately, unless you change Gmail […]

Google+ Pictures & Email Signatures

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Google+ Profile Pictures Google+ provides a wonderful network for teachers to engage with other educators, share, and learn. Within Google+, teachers can engage with their colleagues at school, across District 21, and even around the world. Part of living in the world online is representing oneself in that space. Like many sites, Google+ uses a […]

Each District 21 school is named after an American author, and learning and literacy is at the center of our Professional Learning Community. The Modern Pen provides a collaborative location in which District 21 teachers can come together to learn the skills that will enable their students to learn new skills and to understand concepts at an even different level than before.