The Starfish Lagoon Mega Playset includes everything you need to make over 37 Aqua Gelz creations, then play and display in the 3D water play park. Aqua Gelz are magical liquid that transforms into colourful, fun, squishy creations. Mix the special powder with water. Squeeze the Aqua Gelz into the supplied moulds, then place them into the solution and watch as it sets in seconds.