Travel through time and take a peek into the world of scientific & technological inventions
A fun new format including a time traveller's dial allows kids to explore some of the greatest inventions in history; ages 5-9.
Oldrich Ruzicka is the owner of B4U Publishing who worked as chief-editor and publisher of one of biggest publishing houses in the Czech Republic for many years before he decided to found his own publishing house. He is author of many books. He studied Pedagogical faculty and also worked as teacher for a few years. Silvie Sanza is a children's author based in the Czech Republic. Jan Klimes is a popular children's illustrator based in the Czech Republic.