slide for children's games are on the back of large animals, especially dinosaurs and dragons, in all its variety, hippocampus, whale, dolphin and anaconda.

• 1. Gate for preventing small children or animals accessing rooms, comprises sliding transparent plastic panels mounted in rails on insides of door frame [P] . SE530535C2 . 2008-07-01

  机译： 防止小孩或动物进入房间的门，包括滑动透明的塑料面板，该面板安装在门框内侧的导轨中

• 2. Game with threads for children is a book with pictures of animals which can be connected by threading string into holes [P] . 德国专利： DE20305340U1 . 2003-07-10

  机译： 儿童螺纹游戏是一本书，上面有动物图片，可以通过将绳子穿入孔中进行连接

• 3. Game with threads for children is a book with pictures of animals which can be connected by threading string into holes [P] . 德国专利： DE20305340U1 . 2003-06-05

  机译： 儿童螺纹游戏是一本带有动物图片的书，可以通过将绳子穿入孔中进行连接

• 1. Free-to-play: About addicted Whales, at risk Dolphins and healthy Minnows. Monetarization design and Internet Gaming Disorder [J] . Dreier M., Woelfling K., Duven E., Addictive behaviors . 2017,第期
• 2. Behavioral games involving a clever prey avoiding a clever predator: An individual-based model of dusky dolphins and killer whales [J] . Srinivasan M., Grant W.E., Swannack T.M., Ecological Modelling . 2010,第22期
• 3. Learning through VR gaming with virtual pink dolphins for children with ASD [J] . Lu Andrew, Chan Sandra, Cai Yiyu, Interactive Learning Environments . 2018,第5a8期
• 4. Whales, Dolphins, or Minnows? Towards the Player Clustering in Free Online Games Based on Purchasing Behavior via Data Mining Technique [C] . Wanshan Yang, Gemeng Yang, Ting Huang, IEEE International Conference on Big Data . 2018
• 5. The Development and Evaluation of ‘Farm Animal Welfare’: An Educational Computer Game for Children [O] . Roxanne D. Hawkins, Gilly A. R. Mendes Ferreira, Joanne M. Williams 2019
• 6. Mobile Serious Game Using Augmented Reality for Supporting Children's Learning About Animals [O] . Zarzuela Mario Martínez, Pernas Francisco J. Díaz, Martínez Leire Barroso, 2013