Aired: November 17, 2018
Henry starts a service that claims to get homework completed. Henry calls on Peter when he ends up with more homework than he initially expected.
Aired: December 15, 2018
Mum accidentally throws away an object Henry is sure that gives good luck.
Aired: May 14, 2019
Sharing is something that Henry and Peter dislike doing, but is there anything they can do about it?
Aired: December 15, 2018
A magic wand can do anything, which Henry and his friends aren't suspecting.
Aired: December 15, 2018
Henry fakes being sick to take the day off school, but Dad lets him stay home. A flatscreen television arrives the same day, and Henry and Dad try to set it up.
Aired: December 15, 2018
Henry loans a 3D printer from Brian, and they become inventors.
Aired: December 15, 2018
Henry runs for School Council, but finds an unsuspecting rival along the way.
Aired: December 15, 2018
Henry and Peter are tasked to keep quiet so Mum can focus. Henry is eventually motivated to keep quiet when Dad offers to buy a pizza if they remain quiet.
Aired: January 18, 2019
Mum starts a system for keeping track of Henry and Peter's behaviour, and Henry is persuaded to be good so he can win tickets to a movie.
Aired: December 15, 2018
Henry is told about a pet show that he is not interested in. However, Fang wants to participate.
Aired: May 14, 2019
Fang goes off to retrieve Henry's snotslimer after it is taken off of him. Fang also finds a cult-like group of hamsters that ran away.
Aired: November 17, 2018
Sweets are being handed out to pupils at school and Henry wants to get one. Henry also has to get given an injection that has a very low chance of being given to a pupil.
Aired: January 16, 2019
Henry sees what the world would be like if he didn’t age. He finds some unexpected paths in the student’s lives.
Aired: January 17, 2019
Henry has to be good to get a special treat.
Aired: January 16, 2019
Henry tricks Peter into convincing him that he has found a planet through his telescope. Peter does not know that the supposed planet is actually a grape.
Aired: December 15, 2018
Henry gets stunned when he thinks that Peter can read his mind.
Aired: January 14, 2019
Margaret demands Ralph to make his own club.
Aired: May 14, 2019
Henry creates a new delivery service.
Aired: May 14, 2019
Mum and Dad go to Henry's Parents Evening, but find a nasty surprise along the way.
Aired: January 18, 2019
Mum and Dad go out to Peter's Parents Evening, but find themselves talking about Henry instead.
Aired: January 15, 2019
Margaret introduces Henry to the art of "Girl Talk".
Aired: November 17, 2018
Henry finds a false family tree chart, that was made to fool Henry’s dad, that claims he is a descendant of King Henry VIII.
Aired: January 17, 2019
Henry's life stories are stolen by an author, so he takes revenge.
Aired: January 14, 2019
Henry has a rival on his hands in the form of Perfect Peter, who wants to be horrid.
Aired: May 14, 2019
Henry learns how to play the cello, and Peter reveals that he has been practising air guitar in secret.
Aired: May 14, 2019
Henry makes up a new improved version of a popular game, but not the way he wanted.
Aired: May 21, 2019
Margaret unveils her multiple YouGroove channels, one of which is poking fun at Henry. He then tries to convince Margaret to take them down.
Aired: January 15, 2019
Peter's new Sat-Nav takes the family on a crazy road trip.
Aired: May 14, 2019
Are the birds sitting near the Purple Hand Fort a source of good luck or bad luck?
Aired: May 19, 2019
Henry rewrites membership rules for the Purple Hand Gang, but gets more than he bargained for.
Aired: December 15, 2018
Mum books a dentist after a prank call caused by Margaret.
Aired: May 19, 2019
Henry sits on a worm that he couldn't see, so he gets into an inescapable situation.
Aired: May 19, 2019
Henry has a dream where he gets a clone of himself.
Aired: May 14, 2019
Henry wants a new drone after seeing that Ralph has it and that he gets to miss school. The teachers also don't seem to know that Ralph is controlling a drone.
Aired: May 14, 2019
Margaret plans to build an improved Secret Club Treehouse.
Aired: May 21, 2019
Soggy Sid finds himself in the middle of a crime at the bank, and finds what seems to be a piece of Henry's shirt, so he suspects that Henry is behind it.
Aired: May 14, 2019
Henry attends Moody Margaret's sleepover.
Aired: May 20, 2019
Henry creates a hotel at his house and gains an unsuspected visitor.
Aired: May 19, 2019
Henry goes off to the Brainbox of the Year competition.
Aired: May 21, 2019
Mum and Dad go for a romantic weekend out of town, but it is not the kind they wanted.
Aired: May 21, 2019
Peter goes to Great-Aunt Greta's house for the weekend, to which she is still concerned that Peter is a teenager.
Aired: May 21, 2019
Peter narrates Henry's trip to the "Brain Box of the Year" competition.