These are some sites, apps, and tools I use to stay organized as a high school English teacher
Website: https://www.google.com/calendar
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.calendar
Google Chrome app: https://chrome.google.com/webstore/detail/google-calendar/ejjicmeblgpmajnghnpcppodonldlgfn
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.keep
Website: https://drive.google.com/keep/
Google Chrome app: https://chrome.google.com/webstore/detail/google-keep/hmjkmjkepdijhoojdojkdfohbdgmmhki
Free Android Phone app: https://play.google.com/store/apps/details?id=com.schoology.app
Free iPad app: https://itunes.apple.com/us/app/schoology/id411766326?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/schoology/id411766326?mt=8&uo=4&at=10l6SU
Website: http://www.schoology.com/
Google Apps for Education app: https://www.google.com/enterprise/marketplace/viewListing?productListingId=6528+15556554624571304041
Website: http://planbook.com/
Website: http://www.planbookedu.com/
Website: http://www.planboardapp.com/
Website: http://teachingobjects.net/
Website: http://www.commoncurriculum.com/
Website: http://www.sharemylesson.com/
Google Chrome app: https://chrome.google.com/webstore/detail/diigo-bookmark-archive-hi/oojbgadfejifecebmdnhhkbhdjaphole
Mozilla Firefox extension: https://addons.mozilla.org/en-US/firefox/addon/diigo-web-highlighter-and-stic/
Free iPad app: https://itunes.apple.com/us/app/diigo/id417202559?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/diigo-offline-reader/id335006600?mt=8&uo=4&at=10l6SU
Website: http://www.diigo.com/