Xenophobia in Estonia

Again a post about racism, this time from Estonia. I don't know what was the Ministry of Education thinking when they approved the books " Elephant in the Cupboard", "Banana has a Cold" and "Black Man Sunbathing" as an obligatory reading material for the 7th grade. Why are these books different from others? Because they contain lot's of xenophobic "jokes". Here is an example about Russians "Why do Russians wear straw hats? because you always must hay on manure" Or "what is the most wide spread animal in Estonia? Russians" But they don't stop with just