Con esta actividad se pretende reforzar el concepto de multiplicación, mediante la creación en Scratch de un procedimiento que permita calcular las tablas de multiplicar.
In Germany, Ralf Romeike uses Scratch to introduce high school students to the joys of Computer Science. In his website, Romeike documents his teaching experience lesson by lesson.
The materials are being used by transition year (age 15-16) students in Irish secondary schools. 10 modules consisting of 45 hours of teaching materials are available at www.scratch.ie.