Engaging experiments using simple toys and everyday stuff teach curious young minds all about light and sound. Readers can take an up-close look at how sound vibrations work, what pitch is, how reflection and refraction are related, and so much more. With low-level text and step-by-step photos, connecting young readers with science concepts has never been simpler!
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.