Calculightning 0 - Early Education is an Android app developed by Ernst Klett Verlag GmbH. It falls under the educational subcategory of games and is designed to help children practice six general task types with varying levels of difficulty. The app is based on an award-winning method, developed by pedagogues and scientists over a period of 20 years.

The app offers a big pool of tasks, which children can practice independently. The six general task types include addition, subtraction, multiplication, division, number order, and number comparison. The levels range from beginner to advanced, ensuring that there is a suitable difficulty level for children of all ages. Calculightning 0 - Early Education is a full version app, which means that there are no in-app purchases or advertisements.

Overall, the app is a great tool for parents and teachers to help children learn and practice math in a fun and engaging way. The app's user-friendly interface and well-designed tasks make it easy for children to use and learn from.