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Nov 8, 2022 · seen Sep 21, 2026
Richtig rechnen 4 is an educational game by Ernst Klett Verlag GmbH with 1,000+ downloads (about 1.8K estimated). Released Feb 8, 2019. Install growth, rank history, SDKs and ad networks.
From the store listing: “Brand new: the official app for the Anoki notebooks for primary school in Klett. Throughout the whole school year, you can practice using the Calculate 4 app - in a playful way that matches the curriculum. * Ideal for practicing arithmetic and for homework *: The scope of a training unit always corresponds to a…”