https://time.graphics/ Free online timeline maker.
http://teacherkit.net/ The number one class management tool used by more than 1 million teachers around the globe.
http://www.online-stopwatch.com/ Everybody needs a stopwatch at some point — and there’s never one around! Well… Now there is! Online Stopwatch! A Simple, Fast Flash Online Stopwatch and Online Countdown timer always available when you need it.
http://crowdschool.co/ Teachers use CrowdSchool to create, share, and discover project based learning Challenges. You can too! Create a project based lesson in minutes online. Use it in your classroom to engage students in mastering 21st Century learning. Coming soon: Share & discover project-based lessons from teachers around the world. Sign up free.
http://www.edusync.com/ EduSync makes planning and communication apps for teachers, students, and parents that offer amazing integration with Google Apps. EduSync’s apps are designed by teachers and students with a focus on saving time planning and communicating by simplifying tasks and synchronizing information between teachers, students, and parents. TeacherCal TeacherCal is the teacher planning calendar for…
http://3030.binaryhammer.com/ Task manager with fully customizable task list: label, time, icon and color. iCloud sync, multiple lists and virtually unlimited number of tasks. Options let you control how you are notified.