Dela Kienle - Találmányok (Mit? Miért? Hogyan? Profi Tudás)

The Ravensburger What? Why? How? This volume of the Profi Tudás series introduces children to various exciting inventions. It also answers these questions, among others: What changes did book printing bring? How does one fly into outer space? Which inventions help in healing? Who networked our computers?

The Ravensburger What? Why? How? The educational series Profi Tudás is designed for children aged 8-12. You can learn while having fun from books richly illustrated with photos and funny drawings that arouse the interest of elementary school children and teenagers. In addition to the many surprising facts and interesting facts, the publications also include simple experiments that can be carried out at home and interviews with experts, which are made special by the fold-out "discovery pages".