價格：免費
檔案大小：21 MB
版本需求：系統需求：iOS 9.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
How many times can you pass between the spikes without touching them?
Play with your fingers or headphones!
Controls:
Option 1: Touch the screen left or right
Option 2: Use the volume control to turn down or turn up the volume
支援平台：iPhone, iPad