Information about the title: Math Stars: Basic Knowledge. These practice books cover fundamental mathematical concepts. Information about the series: Tap the wise owl Eulalia with the TING pen, and she will provide tips for the solution path. Simply touch the task number with the TING pen to have the instructions read aloud. This also applies to many other illustrations or symbols. Children work intuitively with the TING pen. Many pages include interactive additional tasks and mental math training. The TING pen is sold separately and can be used across different publishers. Information about the series: This is how children become math stars: All tasks can be largely completed independently and checked using the integrated answer booklet. The correct solution to a unit is rewarded with a silver star sticker. Little math stars.