Haptic technology in general not harmful to the human body and can be focused easily. One company called Ultrahaptics has been working with this technology to provide non-contact haptic feedback. Founded in 2013, Ultrahaptics has focused on providing users haptic feedback in free space using ultrasound technology. They use multiple ultrasound speakers to make changes in the air pressure around the user. This provides the ability to feel the pockets of pressurized air focused in the environment. This gives the user tactile cues for gestures, invisible interfaces, textures, and virtual objects. The company is continuing to grow and launched their evaluation programme
The House of the Five Senses stand for experiencing the Efteling. Besides the entrance, customer service, a souvenir shop and a toilet group are located in the building. “A long time ago, there ruled a king, but who got too old and sick to stay in power. He had five sons, who were meant to rule the country, each contributing with their special ability (one of the five senses). But they grew apart and the kingdom started falling apart. The old king’s court jester “Pardoes” (today’s park mascot) tried to get them together, and doing so requested an audience with each of the five sons. To