呼哈哈球球是一款利用流體力學設計的科學遊具，為學齡前幼童量身打造之訓練手眼協調能力的遊具，使用手動吹氣模組來控制氣流來遊戲，訓練手眼協調，吹氣模組也可更換為口吹套件，增加不同的遊戲性之餘也有肺復健的額外好處，並導入通用設計概念，使一般大眾皆能同樂。
此遊具利用單片式軌道的設計，軌道底部以磁吸定位設計，不僅使用上更穩定，在組裝上也更具靈活度，可隨意拼湊出不同的難易程度與關卡類型。
 

Huhaha Balls is a scientific playing equipment designed with fluid mechanics. It is designed for preschool children, and uses the manual blowing module to control the airflow to play games and train hand-eye coordination. The hand spray ball can also be replaced with blowpipe, which adds different gameplay and has additional benefits of lung rehabilitation, and it also introduces a universal design concept to enable public to play together.
This playing equipment uses a single-piece track design, and the bottom of the track with magnetic attraction. By assembling, users can create their own style, and also adjust difficulty of the game.