More particularly, the present invention relates to a water playground, and more particularly, to various playground apparatuses that can be detachably attached, so that various playground apparatuses can be connected and used as needed, And a water playground park in which a playground is formed as a double space to prevent injuries. According to an aspect of the present invention, there is provided a game device comprising a center member provided at a center portion, a play device provided outside the center member, and a connecting member connecting the center member and the playground, Member and a play device are made of a double space, the double space being made of a reinforcing fiber yarn connecting an inner upper surface and a lower surface of the outer sheath, the reinforcing fiber yarn being formed to inject air into the double space.
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