Simple game: the mystery of sound(Chinese Edition) by ( DE ) WU LI KE BEI ER GE

paperback. New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date: October 2012 Pages: 41 Language: Chinese in Publisher: Beijing Science and Technology Press simple game is a set of German authoritative scientific enlightenment game books. Fun science games from simple start guide their children to observe life in the most simple phenomenon. let the children understand the scientific principles through hands-on way to stimulate curiosity and exploring desire to fall in love with science in a fun game! Contents: table tennis swing ruler voice singing hose glass symphony of sound come from? The Tang Zhi singing voice trunk bucket guitar cups telephone you hear the bell? Box guitar echo Where? Grain of rice. the ruler dancing whistling song strange laughter bucket understand Timer whimper flute music straw whisper Satisfaction guaranteed,or money back.