Cockroach Capers
E1
Sally is banned by her father from investigative work, however she disobeys him and with Doowee investigates a mysterious cockroach thief.
Talent Will Out
E2
Andy wants to compete in a TV talent show, but the star of his act, a hamster, has been stolen. Sally is also taking part in the contest and discovers that several of the acts - including her own, are being sabotaged.
Don't Touch My Lucky Charm
E3
Jaya, the best student in the class, has lost her good luck charm right before a couple of important exams. She doesn't feel confident enough to sit the exams without her charm, so she asks Sally and Doowee to investigate.
The White Bear
E4
Louis is upset that his dog is missing. However, his father, Fluff Daffy, a famous R'n'B singer, doesn't seem to care because he is more concerned about his big diamond, the White Bear, which has also gone missing.
Cousin Bouleh
E5
Sally's cousin, Bouleh, is due to return to India after staying with Sally for several days. Sally is glad that he is going because she found him very annoying.
Trouble at the Museum
E6
Sinitta is accused of stealing sweets at a modern art museum, and she wants the SBI to prove her innocence. Sally does not trust Sinitta but Dowee is charmed by the pretty girl, and insists that they investigate.
Trapped by the Internet
E7
Sally and Doowee attempt to discover who is the person placing digitally manipulated images on 'Blogger Boy's' blog, which leads to a virus being spread across the world.
SOS Saris!
E8
The saris of the school's Indian dance troupe have been stolen, so the dancers ask the SBI to investigate. But Sally and Dowee suspect different people, so they have a disagreement and conduct separate investigations.
Window Pains
E9
After three windows are broken at school, the Principal's son asks Sally to investigate. However she questions his intentions when she learns the Principal has already found the culprit.
Chemical Reaction
E10
Francis claims his books have been stolen on the eve of a chemistry test. However, when Sally and Doowee investigate they soon find the books. Doowee is ready to close the case but Sally does not want to give up so easily.
Double Trouble
E11
Sally is in big trouble. A teacher's stolen purse has been found in her desk, and so she is suspended from school. This means she is unable to go to school to investigate who really put the purse in her desk.
George's Forced Labour
E12
George, one of the popular boys, goes to the SBI because someone is threatening to show the whole school a photo of him sleeping with a teddy bear if he doesn't do his homework and leave it for the blackmailer to pick up.
From Bombay with Love
E13
A TV star asks Sally and Doowee to investigate leaks to the media.
The Case of the Missing Cat
E14
Cassie, a new girl at school, becomes very popular when she boasts about her beautiful cat. However, when her friends ask to see it, the cat suddenly goes missing. Cassie's friends ask Sally and Dowee to investigate.
Bus Stop
E15
Sally's class is about to leave for a week's skiing excursion.
Go Kart Wars
E16
Room With A Curse
E17
Vanilla is terrified: she believes her bedroom is haunted by the spirit of a local legend. Sally the pragmatist doesn't believe in ghosts and is determined to solve the mystery.
The Guardians
E18
Mr. Big
E19
Business has been very slow at the SBI for the past few weeks. No clients, no mysteries, nothing.
Operation Nerd
E20
Against the background of the election of the school's most popular student, Sally and Doowee have to uncover the identity of whoever is supplying the school students with highly sophisticated cheat notes.
Liz's Secret Diary
E21
Liz's secret diary has been stolen from her locker and, each day, the thief sticks up some of its pages on the school walls. The diary pages are far from flattering, which upsets many of the students.
The Killer Curry
E22
The best student in school is alarmed when his report card shows he has failed every subject except sport. Meanwhile a top athlete, who isn't very smart, has got an excellent report. Sally and Doowee investigate.
Serial Thief
E23
Cold Case
E24
That's Rock 'N' Roll
E25
High school rock band, the Fuzzy Frogs, discover that one of their songs has been plagiarised by TV star, Dizzie Mulligan. Sally and Doowee have to prove that the song has been illegally copied and try to find out who did it.
The Walls Of Cosmopolis
E26
When the headmaster gives graffiti taggers a wall to paint on, it is covered overnight in bad graffiti. Sam, who organised the official wall, believes it was vandalised by a rival tagger, and asks the SBI to investigate.
Delayed Action Chilli Pepper
E27
On the day of a big school swimming competition, all the students come down with a stomach illness, except Sally. Because Doowee is stuck in the school infirmary, Sally struggles to handle the investigation on her own.
The Attack Of The Giant Chicken
E28
Jason, the school basketball champion, keeps having a recurring nightmare about being attacked by a giant chicken. Certain that his dream is connected to an accident at school, he asks the SBI to investigate.
Art For Art's Shake
E29
A work of art about to be judged in the school art competition mysteriously disappears from a locked room. How did it disappear? Where did it go? Who took it and why? Sally and Doowee investigate.
The Dating Agency
E30
The SBI Sees Double
E31
Things start to go wrong for the SBI when they are tasked with investigating Kevina's missing designer hair scrunchies.
Bling Bling
E32
Odd items are being stolen from around the school - a camera, door handles, a pair of glasses and a school bag - so the SBI are called into investigate.
Close Protection
E33
Francis, a Fantasy game player, commissions the SBI for a special mission: to protect him when he goes to the 'Fantastik' cards contest, so rivals can't steal his best cards.
Mrs. Apu's Old Friend
E34
It is nearly Christmas and Mrs. Apu is worried because she hasn't seen her friend for several days. When Sally and Doowee arrive at the old man's house, they find him upset because somebody has stolen his Father Christmas suit.
High School Musical Mystery
E35
Sally's school is putting on a musical production of Little Red Riding Hood. However, someone seems to be sabotaging the rehearsals.
The Formidable Miss Chicago
E36
The kind maths teacher, Miss Smith, is having trouble keeping control of her rowdy class, so she walks out. The students are overjoyed, but Miss Smith is replaced by Miss Chicago, who is as tough as Miss Smith was kind.
The Midnight Stitch-Up
E37
Some students' clothes are secretly being altered by a mystery seamstress. They were all originally either dumped, lost or in poor condition, but are "improved" by the midnight stitch-up. The SBI investigates the mystery.
The Shy Mystery
E38
Martin comes to the SBI because his pet rabbit, Shy, seems to have changed during his holiday. Martin's friend Jaya took care of Shy while he was away, but now the rabbit has a totally different personality.
Halloween Heist
E39
The school is hosting a Halloween party in which all the sweets and candies that have been collected are to be shared among the students. But just as the party is about to begin, the lolly trolley is hijacked!
Mr. Big Returns
E40
For a school science competition, Doowee invents a machine that he says can predict the future. But before he can test it out, it is stolen. Sally and Doowee's first suspect is their old detective rival, Mr. Big.
The Party
E41
Cassie invites only selected friends to a party, which is then crashed by four masked kids who cause trouble and then leave. When Cassie asks the SBI to investigate, it becomes apparent that while Doowee had been invited to the party, Sally had not, causing a rift within the SBI. Can Sally overcome her hurt feelings?
The Client in the Clouds
E42
An eccentric young musician at Sally's school asks the SBI to investigate the disappearance of his music notebook containing his latest composition. But when the SBI checks his locker, the notebook seems to have been there all along. Could it be that their client simply has his head in the clouds?
Call My Lawyer
E43
When Bob is caught sabotaging the cakes for the school's baking competition, he calls his "lawyer," a student named Angus, who threatens to reveal secrets about the witnesses if they dare to testify against Bob.
The Stink Bomb
E44
It's the day of the School Fête and dozens of people are having fun at the various activities and stalls. During the festivities, Sally receives a mysterious anonymous phone call telling her that a stink bomb will explode at the main event in 12 minutes! Can the SBI find the bomb before it ruins the Fête?
The Egg War
E45
Well-behaved students at the school are starting to act strangely: one leaps around like a monkey while another barks like a dog. When a classroom is pelted with eggs, Sally and Doowee investigate the "crazy wind."
The Fortune Teller
E46
Sally and Doowee are investigating a missing skateboard when a boy called Alex, who claims to be a seer, offers them his help. The SBI does not believe in the supernatural but Alex seems to anticipate their every move.
Two Heads Are Better Than One
E47
It's election time for Student Representative at the school. One of the candidates, Stephanie, is making strong progress in the election campaign, when suddenly her poster is torn down. She asks the SBI to investigate.
Caught Red Handed
E48
Someone has spray-painted the playground benches red. Doowee and Sally find the can of red paint. Unfortunately, a teacher sees them with the can in their hands and assumes they are the culprits.
The Missing Stamp
E49
The new president of the school Stamp Club, Leo, has brought a very rare stamp to school, but when he goes to show it to the other club members, it's missing! Sally and Doowee take on the case.
Stranger Than Fiction
E50
A children's author comes to the school to read an excerpt from her soon-to-be published novel in a popular series. However, when she opens her briefcase, the manuscript is not there! Sally and Doowee are immediately on the case.
International Day
E51
It is International Day at school and there are flags from all around the world on display, representing the different nationalities of the kids at the school. Then mysteriously, one by one, the flags start to disappear!
Doowee's Luck Runs Out
E52
When the SBI tries to investigate a series of fruit thefts at school, Doowee's gadgets begin malfunctioning. At first he thinks the thief is deliberately interfering with his investigation, but after the culprit is caught, it is clear that he could not have sabotaged the gadgets. Doowee begins to believe he is being haunted by bad luck, so Sally sets out to prove him wrong.