Mansour and friends are interested in Teacher Ali’s latest invention, but Teacher Ali can’t seem to remember what it’s for! The boys soon discover that Teacher Ali has invented a memory-zapper which can wipe out someone’s memory one moment and return it in the next.

On a trip to the jungle, Mansour and Obaid separate from Salem and Turki to explore. But Nano reports that Salem and Turki are stranded on a rock in the middle of the sea, cornered by an angry leopard! Mansour acts fast with a very inventive rescue plan!

Obaid has got lost by sleep-walking out of his house. Mansour, Salem, and Turki go in search of their friend and quickly find him. The boys agree to guide Obaid back home without waking him, but soon discover that this is easier said than done.

When they see two thieves steal a hot air balloon, Mansour and the boys chase them on their bicycles, but it’s hopeless trying to catch the bad guys from the ground.

After beating Tareq in a quiz about leopards, Salem reveals to Obaid and Mansour that he is terrified of big cats. Soon, Salem is seeing leopards wherever he looks, now he is too scared to leave the house!

the kids are appearing in a science movie. But Obaid and Salem are transported on the back of a rubbish truck, into the city. The boys can’t get out of the costume, and their cries for help sound like monstrous roars to the people they meet!

Khalil takes Trad’s boasts of once being a great stuntman to heart and soon organizes a daring stunt for him to perform . but Trad refuses to perform it. Khalil changes his mind by revealing that they will cheat, using an invention of Mansour’s.

Saqar takes Mansour and friends for a fishing trip, but very soon a strange storm sends the boat sailing through dense fog to wash up on the shore of a mysterious island.

On a trip to the zoo, Saqar drives through a mysterious portal. They are no longer in the city, but in a desert, being chased by a giant snake! The boys and Saqar have been transported back to the mythical past.

Mansour and friends are visiting a city that is run totally on solar and wind power. The boys meet Wasel, a self-drive, eco-friendly car, who takes them on a tour of the city.

Mansour, Salem and Obaid are on their way to school, when a space capsule crashes into the park they are cycling through! The robot passenger of the capsule is a great ’Show and Tell’ to present to the class.

When Obaid’s favourite movie action hero drops his script, Obaid is eager to return it. As he does, both he and Ahmed, the actor, fall through a hole in the ground and get lost in a system of underground caves.

An animatronic t-rex is on display at the natural history museum. In the middle of the presentation, the t-rex robot loses power and dies. A grumpy museum attendant ignores Mansour’s advice on how to fix it and the t-rex robot powers up again, to go on the rampage.