滑滑音效書：Vroom! Slider Sound Books

　　★ 小手指滑一滑，聆聽不同交通工具的音效！

　　滑動裝置，就能聽到一種交通工具的聲音，往另一個方向滑，就能聽到另一種交通工具的聲音。收錄飛機、火車、汽車、摩托車和公車等多種音效，邀請孩子五官大開來探索！

　　Move the sliders back and forth to hear the different vehicles zooming along in this unique and exciting sound book. When you move a slider one way you'll see and hear one vehicle... and when you move it back the other way you'll see and hear another one. There are planes, trains, cars, motorbikes and buses to discover, all driven by Ailie Busby's charming animal characters.