Union Human Resource Development Minister Smriti Irani on Tuesday said learning outcomes in schools have dipped to at least 30 percent in India."One of our biggest challenges has been... when you look at the learning outcomes of science and mathematics in our schools (class 6 to 8)... learning outcomes have dipped to at least 30 percent," Irani said at the fourth convocation of the Indian Institute of Science Education and Research (IISER), Kolkata at Mohanpur in Nadia.Lauding IISER-Kolkata for promoting scientific research activities among the school students, she said that quest for knowledge, discovery and innovations should continue at all levels."The worry is this... how do we get bright students into scientific institutions of calibre like IISERs, so that we see more scientific and research output in our country," the minister added.