Matific
Matific is a free elementary math product that consists of engaging activities and games that teach students problem solving and critical thinking through discovery. They use game based principles to encourage students to learn through discovery, and we also have all the usual stuff schools may like such as worksheets, lesson plans, and of course real time reporting. Their concept-based challenges puts students into the role of mathematician and has them thinking like mathematicians.
The Matific privacy policy states: “(For users accessing from Canada) In accordance with various Canadian provinces’ privacy legislations applicable to many of our school customers we do not store Canadian students’ personal identifiable information outside of Canada.”