Redaktion Hauschka Verlag 
Preschool block – Numbers and quantities 5 years and up [PDF ebook] 

In this block, children playfully discover the numbers 1 to 10. They can count, combine and compare as much as they like. Children develop their ability to understand quantities and sizes, thus training their mathematical skills without any pressure. And all the while they are developing their ability to concentrate as well as their precise observation and motor skills. Let school begin! Thanks to its handy format, the block is ideal for at home and on the move.