Most Similar Movies to The Adventures of Sharkboy and Lavagirl 3-D (2005)
If you are looking for movies like The Adventures of Sharkboy and Lavagirl 3-D (2005), you might like movies tagged with keyword : classmate, young boy, imaginary friend, superhero, villain, princess, amusing, lighthearted, spirited, school, river, texas, volcano, fantasy world, imagination, world destruction, bullying, dream vs. reality, heroism, storytelling, adventure, underdog, transformation, 2000s .
The Spiderwick Chronicles (2008), Harry Potter and the Deathly Hallows: Part 1 (2010), Pete's Dragon (1977), Where the Wild Things Are (2009), We're Back! A Dinosaur's Story (1993), Return to Me (2000), Return to Never Land (2002) ... Let's take a look at the following list...

The Spiderwick Chronicles (2008)
Upon moving into the run-down Spiderwick Estate with their mother, twin brothers Jared and Simon Grace, along with their sister Mallory, find themselves pulled into an alternate world full of faeries and other creatures.
Stream Full Movie
Harry Potter and the Deathly Hallows: Part 1 (2010)
As Harry (Daniel Radcliffe), Ron (Rupert Grint), and Hermione (Emma Watson) race against time and evil to destroy the Horcruxes, they uncover the existence of the three most powerful objects in the wizarding world: the Deathly Hallows.
Stream Full Movie
Pete's Dragon (1977)
An orphan boy and his magical dragon come to town with his abusive adoptive parents in pursuit.
Stream Full Movie
Where the Wild Things Are (2009)
Yearning for escape and adventure, a young boy runs away from home and sails to an island filled with creatures that take him in as their king.
Stream Full Movie
We're Back! A Dinosaur's Story (1993)
A time traveling scientist goes back to prehistoric times and feeds dinosaurs a magic cereal that increases their intelligence - next they land in modern New York City for a series of comic adventures.
Stream Full Movie
Return to Me (2000)
A man who falls in love with the woman who received his wife's heart must decide which woman it is who holds his heart.
Stream Full Movie
Return to Never Land (2002)
In London during World War II, this is the story of Wendy's daughter, Jane, who is kidnapped by Captain Hook and Peter Pan must come to the rescue.
Stream Full Movie
The Indian in the Cupboard (1995)
Omri, a young boy growing up in Brooklyn, receives an odd variety of presents for his birthday: a wooden cabinet from his older brother, a set of antique keys from his mother and a tiny plastic model of an Indian from his best friend Patrick.
Stream Full Movie
Harry Potter and the Sorcerer's Stone (2001)
An orphaned boy enrolls in a school of wizardry, where he learns the truth about himself, his family and the terrible evil that haunts the magical world.
Stream Full Movie
Harry Potter and the Deathly Hallows: Part 2 (2011)
Harry, Ron, and Hermione search for Voldemort's remaining Horcruxes in their effort to destroy the Dark Lord as the final battle rages on at Hogwarts.
Stream Full Movie
DuckTales the Movie: Treasure of the Lost Lamp (1990)
Scrooge McDuck takes Huey, Dewey, and Louie to Egypt to find a pyramid and magic lamp.
Stream Full Movie
The Witches (1990)
A young boy stumbles onto a witch convention and must stop them, even after he has been turned into a mouse.
Stream Full Movie
The Boxtrolls (2014)
A young orphaned boy raised by underground cave-dwelling trash collectors tries to save his friends from an evil exterminator.
Stream Full Movie
An American Tail (1986)
While emigrating to the United States, a young Russian mouse gets separated from his family and must relocate them while trying to survive in a new country.
Stream Full Movie
The Lego Movie (2014)
An ordinary LEGO construction worker, thought to be the prophesied as "special", is recruited to join a quest to stop an evil tyrant from gluing the LEGO universe into eternal stasis.
Stream Full Movie
Despicable Me 2 (2013)
When Gru, the world's most super-bad turned super-dad has been recruited by a team of officials to stop lethal muscle and a host of Gru's own, He has to fight back with new gadgetry, cars, and more minion madness.
Stream Full Movie
Tin Cup (1996)
A washed up golf pro working at a driving range tries to qualify for the US Open in order to win the heart of his successful rival's girlfriend.
Stream Full Movie
ParaNorman (2012)
A misunderstood boy takes on ghosts, zombies and grown-ups to save his town from a centuries-old curse.
Stream Full Movie