Lessons with Herbert

This product is made for those who really struggle with memorizing the times tables. It is based on the method frequently used in Germany, the so called Kernaufgaben. Kern means stone or seeds of a fruit, once you know the "Kern" or Key facts you can easily find the solution to any problem. I encourage my students to use any clock (better with minute numbers) within their reach as their prompt. The clock already has almost all key facts on it x1, x5, x10. Kids who have poor working memory (ADHD