Fiksiki raskryvaiut tainy! V knizhkakh serii "7 istorii" malenkie umeltcy nagliadno i uvlekatelno obiasniat, kak ustroeno vse na svete: telefony i kholodilniki, steplery i sharikovye ruchki i dazhe zheleznaia doroga i roboty. Samye sekretnye, poleznye i veselye rasskazy ot liubimykh geroev zhdut liuboznatelnykh iunykh issledovatelei!