41 Arranging and conducting of colloquiums, conferences, congresses, seminars, symposiums and workshops related to biology, engineering, geology, industrial design, material testing, mechanical research and environmental protection; education academies and educational services featuring courses of instruction in the fields of biology, engineering, geology, industrial design, material testing, mechanical research and environmental protection; education information related to biology, engineering, geology, industrial design, material testing, mechanical research and environmental protection; organization of educational or cultural competitions; organization of cultural or educational exhibitions; practical training and teaching in the fields of biology, engineering, geology, industrial design, material testing, mechanical research and environmental protection; museums; vocational guidance