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Hannah Wild never spoke. With everyone around her too busy to listen, her words had slowly faded away until one day she stopped talking altogether. But everything changed the day the animals started to disappear…Hannah has a plan, but she can't do it alone. Can she find her voice to save the animals before it’s too late?

When Tom and Stella find a 100-year-old letter from their Edwardian friend Jack, his plea for help leads them and their friend Hannah back down the time tunnel to 1913. There the adventurers reunite with friends Lucy, Emma and Sophie at the grand Penworth Estate – unaware of the danger that awaits. Young heir Sebastian has fallen mysteriously ill, and tensions are running high in the household. With secrets lurking in every shadowy corner, it's up to the friends to unravel a dangerous mystery that threatens Sebastian's life.

When siblings Ava and Luke discover a mysterious notebook in their dad’s attic they are instantly intrigued. And, as they read through letters, diary entries, newspaper cuttings and notarised secret recordings, they realise that a decades-old, still unsolved, murder case is unfolding right in front of them . . .

When Pete, Nancy and Krish arrive at Heathland Camp for a school trip, they’re in for an adventure – just not the kind they were expecting. Nearby sits the abandoned Harwood Institute. The crumbling buildings are out of bounds but strange screams come from the surrounding forest at night. Mystery shrouds the events that took place at the institute during the war, so Pete and his friends make it their mission to find out the truth. But the forest is hiding a sinister secret, and the trio could be in real danger. Are some mysteries best left undisturbed?

The Aldens spend the summer on their own private island. There they meet a new friend with an amazing secret!

Minerva Keen and co are ready to take on a hair-raising new lead. But when know-it-all Zoe joins the club to read mysteries instead of solving them, it seems their sleuthing days might be over. To make things worse, Minerva's favorite teacher, Ms Voyant, takes Zoe's side . . . which gets Minerva wondering what secrets they could be hiding. As she digs into one puzzle, new questions pop up. Such as: Why are Ms Voyant and Zoe so friendly? And where do Minerva's parents go on their mysterious 'business trips'?

What do you get when you mix some albino terrier fur and sand from Alum Bay? Timothy Pinkerton knows, and he’ll do anything to get his grubby hands on more of what he needs for his secret formula. Anything, including hypnotising the town’s residents and stealing their homes.

Thirteen-year-old Noah thought a winter break trip to his aunt and uncle’s house would mean snowball fights and hot cocoa, but a harmless sledding trip to the local state park unearths a chilling secret. For sixty years, a nearby reservoir has held a dark truth beneath its icy surface. Now, angry spirits stir, their vengeful trickery spilling into the small Pennsylvania town. Noah and friends find themselves tangled in a web of ghostly whispers and a community desperate to bury the past.

When Theo Hesson visits his grandparents for the summer, he has no idea what's in store for him and his new friends. Until they attend the showing of that week's Saturday matinee monster movie. That's when the monsters come out of the woodwork, and it's up to Theo and his friends to save the day!

Quando Carla torna a casa il suo gatto sonnecchia sul divano. Come sempre, a casa degli zii (Carla vive con loro da quando... a questo preferisce non pensare) non c'è nessuno, a parte il gatto. Ma oggi Cucco è strano. Ha le zampe bagnate. E lascia delle impronte. Rosse. Di sangue? All'improvviso in casa fanno irruzione due agenti, in divisa e senza distintivo: sarà perché sono in missione speciale? Carla non sa se fidarsi, ma non c'è tempo: la fanno salire in macchina e portano via anche il gatto. Si ritrova così al centro di un'indagine per omicidio.

When Amelia inherits the whimsical Mystery Island adventure park from her late uncle, she embarks on a journey that will change her life forever. With the help of a quirky cast of characters, including the enigmatic Max, Amelia sets out to unravel the park's secrets and uncover the hidden treasures her uncle left behind. As she delves deeper into the park, Amelia discovers a world of wonder and excitement, from crazy cart races and whimsical workshops to nighttime spectacles and hidden grottos.

Twelve-year-old Mizzy dreams of being a detective and she won't let anything stand in her way — not her reputation for tall tales, or her embarrassing fear of escalators, and definitely not her Down Syndrome. Dumped for the summer with cousins who've outgrown her, Mizzy feels even more sidelined than usual. But when she discovers Great Aunt Jane's diaries in a locked wardrobe in their spare room, and realises her aunt didn't die in her sleep but under suspicious circumstances, everything changes. What's more … someone in the family appears to have been involved.

The trip to the amusement park should be fun. But when Samantha "Sam" Archer and her friends try out the haunted house ride, things go terribly wrong!

Catalina "Cat" Duran and her class are off to the recycling center for what seems like the worst field trip ever. But when they arrive, they find out that the recycling plant has been sabotaged! Only Cat and her friends can save the day (and help save the Earth, too!).

Samantha Archer, also known as Sam, couldn't be more excited about her class trip to Scrub Brush, the cool frontier town. But from the second they arrive at the historic village, it's clear someone's trying to make the whole town disappear. Can Sam and her friends save Scrub Brush?

Catalina "Cat" Duran and her friends thought they were on a field trip to see the seals at the aquarium. So why has the seal show been cancelled?

Twelve-year-old Lark Heron-Finch is steeling herself to spend the summer on Swallowtail Island off the shores of Lake Erie. It’s the first time that she and her sister will have seen the old house since their mom passed away. And while her stepfather and his boys are okay, the island’s always been full of happy memories—and now everything is different. When Nadine, a close family friend, tells Lark about a tragic boat accident that happened off the coast many years before, Lark's enthralled with the story.

The Boxcar Children know how much work it takes to live in the wilderness. They also know how much fun it can be! The children love exploring and learning new things at a primitive skills summer camp. But when strange things start happening around the camp, they need to use another of their favorite skills - mystery solving!

Morrigan Crow and her friends have survived their first year as proud scholars of the elite Wundrous Society, helped bring down the nefarious Ghastly Market, and proven themselves loyal to Unit 919. Now, Morrigan faces a new, exciting challenge: to master the mysterious Wretched Arts and control the power that threatens to consume her.

Introducing Miss Ottoline Brown, an exceptionally inquisitive mistress of disguise, and her partner in crime, Mr. Munroe. No puzzle is ever too tricky for the two of them to solve.... Ottoline lives in a stylish apartment in Big City with a small, hairy creature called Mr. Munroe. Together they look after the Brown family's eclectic collections - and dabble in a spot of detective work. So they are the first to the scene of the crime when a string of high-society dog-nappings and jewel thefts hits Big City.