The Gadget Show Season 21

Ortis travels to Manchester to visit the home of graphene.

Amy travels to Kansas City, home of the tallest water slide in the world, where she tests three leading waterproof headphones. Ortis is in Japan looking at new innovations in karaoke.

The team get thrifty in a budget special.

Amy Williams creates a 360-degree rig whilst Jason projects his image as a hologram as the duo battle it out to come up with the ultimate selfie. Jon learns whether e-books or the real thing offers the best reading experience.

In an April Fools special. Jason and Amy have to try and hoax the public by creating a multisensory installation inside a coffee shop. Jon Bentley takes a look at a selection of curved televisions and Ortis takes a look at a range of odd gadgets in Tokyo.

The presenters use technology to help their chances of beating professionals at their own game.

Jason & Amy check out the Airwheel Q3, the latest auto stabilising unicycle! - See more at: http://gadgetshow.channel5.com/news/series-20-episode-7-airwheel#sthash.7uMtyLAg.dpuf

Jon learns which Bluetooth in-ear headphones hit the spot.

The team are in Stratford-upon-Avon to take a look at the newest ideas in transport, racing across Shakespeare country in vehicles including offroad trainers and horse-racing simulators.

The presenters are at a country estate where they install all the latest gadgets in different rooms in the house.

The team take a look at the latest and greatest smartphone deals. A dragon leaves his den to take a look at Kickstarter-backed tech.

With summer just around the corner the show is packed with all of the best tech that the viewers at home will need when the sun is out.