Electric lights--without them, we'd be in the dark! Here is a "biography" of the light bulb, an essential invention that lights up our days and nights. From the first spark of Thomas Alva Edison's idea to the spread of electric lights around the world, Light Bulb is a fun and informative look at an invention that makes a huge difference in our lives. This STEAM nonfiction title is part of the new Eureka! series, each book covering one groundbreaking, world-changing discovery that millions of people use every single day.
Dieser Download kann aus rechtlichen Gründen nur mit Rechnungsadresse in A, B, BG, CY, CZ, D, DK, EW, E, FIN, F, GR, HR, H, IRL, I, LT, L, LR, M, NL, PL, P, R, S, SLO, SK ausgeliefert werden.