you be amazed at the study skills they acquire in Hinuch Atmai, the Haredi educational system. The level of concentration "on the subject matter" is awesome, so that in a relatively short time, what takes "years" of study, and even then the test scores are often mediorcre, come up with nines and tens. If you have know something, it don't mattah what it 'tis, if you have the skills to learn, you will do wel.
Several injured after Jerusalem protest march against Al-Aqsa restrictions dispersed (Haaretz)
from the article: Only 40% of ultra-Orthodox high schools in Israel teach English and math