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959 West Dundee Road
Wheeling, Illinois 60090

Phone: 847-537-8270

Hours: 7:30 AM – 4 PM

Superintendent: Dr. Michael Connolly

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

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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 Topic: Tech Tips Archives - Page 6 of 8 - Modern Pen

Too Many Tabs

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Chrome, the web browser on Windows, Mac, iOS, and Android, and Chrome OS, the operating system, are both incredible tools that allow the user to interact with the Web in a natural and fluid way. This is even more true when it comes to utilizing Google Apps within Chrome. In either of these cases, though, […]

Right-click on a Chromebook

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Students’ Acer Chromebooks have no buttons on the trackpad. To click on the trackpad, the user simply pushes down on the bottom half of the trackpad and clicks. Like on a Windows and Mac computer, Chrome OS has hidden contextual menus that programmers can use to provide options to users that are helpful on a […]

Chromebook Settings: Trackpad

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The trackpad settings on students’ Acer Chromebooks can be adjusted to me the preferences of an individual student by the students.   To adjust your trackpad settings, simply, click on your picture in the lower right-hand corner of the screen for the Settings dialog to pop up in that portion of the screen. Click on […]

Chrome OS Apps

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Chromebooks run the Chrome OS operating system developed by Google. Chrome OS is a version of Linux, and it’s primary function is to provide users with a connection to the Web and all of the services that one uses on the Internet. Chrome, the web browser, and Chrome OS both support an ever-increasing number of […]

Settings: Accessibility

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While Chromebooks are more limited in many ways, at this time, than a Windows or Mac computer, there a variety of important functions already built-in to each Chromebook. Included among these are accessibility features that can help particular individuals make better use of the device. Most students will not need to use any of these […]

Settings: Writing in Multiple Languages

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One amazing feature of Google Docs and Google Slides that has been discovered by CCSD21 staff members since we began using Google Apps is that Google is smart enough to know when you are writing in another language–even when your Google Apps language is set to English and when your computer is set to English. […]

Extending Chromebook Battery Life

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The first set of Chromebooks purchased in School District are made by Acer. They have been purchased with a standard 16 GB SSD drive and additional RAM–4 GB. Most importantly, the extended six-cell battery has been purchased for all of these Chromebooks. This battery is estimated to provide 6.5 hours of power to the Chromebook […]

Using Chromebooks without the Internet

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You now have a Chromebook. What if you do not have the Internet at home? What if you are going somewhere in which there is no Internet and you need to do some work on your Chromebook while you are there? In either case, our Chromebooks have more and more functionality even without the Internet. […]

PowerTeacher: Switching between schools

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Prior to the 2013-2014 school year, teachers who were assigned to two schools had completely different logins to PowerTeacher. Now, since the PowerSchool 7.8 update that was completed during July 2013, teachers who teach in multiple schools will be able to access all of their students with a single login. 1. Login as you have […]

Read & Write for Google

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As Chromebooks are being rolled out to 7th grade students across School District 21, students and teachers throughout School District 21 are also receiving a staged roll-out of Read & Write for Google.   Read & Write for Google is a product that supports students with reading text in the browser as well as with […]



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.

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