This selection of Google Form quizzes require no sign-in and do not collect data.
Laaran par lalat (singing for the tongue) — videos and quizzes for Mando'a tongue twisters: https://sites.google.com/view/hibirarmandoa/bajur/lalat
A quiz to practice reading Mando'a sentences: https://forms.gle/2KVxKi5FEVPiS7Xa7
A quiz to practice reading Mando'a sentences with the words for "to act" and "to do": https://forms.gle/amxbq8t2NrQDpkcA8
A quiz about colors: https://forms.gle/9Lkvvgzgibh5ArRV8
A quiz about a few body parts: https://forms.gle/y3Q3oLa2xBuDnSYi6
Comprehensible-input slideshow about a few food and locational words: https://docs.google.com/presentation/d/1k5sJ25ZN8Fn7Fc4MR7Pxn2kBYPRF8GRGCjyfRYWiH84/
A reading-comprehension quiz with sounds for the above slideshow: https://forms.gle/aYNNndTPGXqWuXyS9