Sun-hwa Lim & Hyeon-suk Cho
What comes in and out of our nose non-stop? Air! Although air is invisible, it is the most essential element to sustain life. Through fascinating experiments, readers will experience the existence of air, and they will also learn what air can do.
Woongjin Thinkbig / 270 x 215 / 44 pages
World except Korean, Simplified Chinese & Indonesian