Welcome, Tutor!
Author your own problems and share them with students.
Problem Library
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Author your own problems and share them with students.
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Grade and course
Password
Update your password.
Language
Current: English
Daily goal
How many lessons a day do you want to do? Home shows how far you are.
Weekly leagues
Compete each week with students of your grade. They see your first name, picture and stars.
Pen
How thick your writing is on the board.
Left-handed
Puts the lesson menu on the left and the eraser on the right.
Assistive Panning
Automatically shifts the canvas as you write.
Sounds
Sounds in lessons and competitions.
Tutorial
See how thelo works, step by step.
Report a problem
Something wrong in a lesson or the app? Tell us.
Privacy policy
What thelo keeps about you, and how to delete it.
Logout
Delete Account
Permanently delete your account.