Harry Potter and Big Bang Theory Crossovers
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The Molecular Polycule by darklord501st reviews
Harriet Potter flees Britain after her 5th year. With a new identity, Harriet (now Eleanor) lives in the States where she works as a cook at the Cheesecake Factory. One thing leads to another and she eventually gets dragged into the nerdiness that is the guys' lives. However, Potter luck continues to make her life interesting. Primary crossover is BBT. Other works may show up.
Rated: M - English - Adventure/Humor - Chapters: 12 - Words: 60,477 - Reviews: 54 - Favs: 251 - Follows: 312 - Updated: 1/28 - Published: 9/17/2024 - Harry P., Sheldon C., Howard W., Penny
The Bubble Theory by starrnobella reviews
With a little liquid courage, Luna finally decided to explore her feelings for Sheldon. Unfortunately, even with her lucky knickers, things don't seem to go as planned.
Rated: K - English - Romance - Chapters: 1 - Words: 1,387 - Reviews: 1 - Favs: 5 - Follows: 4 - Published: 1/17/2024 - Luna L., Sheldon C. - Complete
Like Magic by DraconisHyperion reviews
A story response to the challenge "this is a CHALLENGE!", written by MxTwo /Challenge summary: Sheldon and Harry Potter are married. One day, the gang see/find the ring and question Sheldon. Sheldon tells them he is married and they don't believe him until the meet his husband./ Heavily AU (it is a crossover). No beta. Rated M to be safe. R&R Please!
Rated: M - English - Romance/Humor - Chapters: 6 - Words: 7,375 - Reviews: 103 - Favs: 566 - Follows: 705 - Updated: 9/27/2023 - Published: 3/6/2017 - [Harry P., Sheldon C.] Leonard H., Penny
The Journey To A Better Life by XArtemisia-AbsinthiumX reviews
Non-magic. Aurora Potter was a fashion prodigy. Graduated from Central Saint Martins, a world famous fashion university, at the age of 15; she studied under the world’s most prestigious designer for 3 years. Finally after her internship she moves to America, Pasadena to build her own career. There she encounters Penny and the boys. From there her life changes forever. Fem!Harry
Rated: T - English - Romance/Friendship - Chapters: 5 - Words: 22,791 - Reviews: 36 - Favs: 200 - Follows: 246 - Updated: 8/25/2023 - Published: 6/17/2022 - Harry P., Penny, OC, Sheldon C.
Comic Relief by ANGSWIN reviews
Hermione is in California for business when she meets an interesting and intuitive comic book store owner on her quest to find Harry a birthday present.
Rated: T - English - Romance - Chapters: 1 - Words: 2,126 - Reviews: 16 - Favs: 80 - Follows: 44 - Published: 11/28/2021 - [Hermione G., Stuart] - Complete
The Affection Deviation by starrnobella reviews
After Sheldon helped Luna with the spider in her apartment, she started hanging out with him and his friends even more. Penny alludes that there could be more to Sheldon and Luna's friendship than meets the eye.
Rated: K+ - English - Romance/Friendship - Chapters: 1 - Words: 697 - Reviews: 2 - Favs: 26 - Follows: 21 - Published: 12/9/2020 - Luna L., Sheldon C., Penny - Complete
A Helping Hand by starrnobella reviews
Upon the discovery of a spider taking up residence in her kitchen, Luna stumbled into her unusual neighbor.
Rated: K+ - English - Humor - Chapters: 1 - Words: 1,259 - Reviews: 2 - Favs: 30 - Follows: 20 - Published: 12/8/2020 - Luna L., Sheldon C. - Complete
The magic and science by Reflective glass reviews
This is the story of the time when Harry potter and the big bang theory' s gang meet unexpectedly. Will science and magic go along or will their geeky sides take over? It all start in 1988...with a time turner
Rated: T - English - Humor/Fantasy - Chapters: 8 - Words: 9,998 - Reviews: 4 - Favs: 18 - Follows: 26 - Updated: 5/3/2020 - Published: 6/27/2019
Harry Potter and The Big Bang Connection by AnnaleaseTurner reviews
Something is stranger than usual with Sheldon, what could this be? Find out the connection with Harry Potter as you read.
Rated: T - English - Chapters: 1 - Words: 474 - Reviews: 5 - Favs: 24 - Follows: 40 - Published: 11/8/2019
The Avalon Project by Kraewen reviews
10 years after the war the curse of Halloween strikes again and Ava feels that she needs a new beginning away from the constant reminders of what happened to her. She moves to Pasadena, California where she begins a new chapter of her life. And a new project. Fem!Harry
Rated: M - English - Hurt/Comfort/Friendship - Chapters: 3 - Words: 25,687 - Reviews: 51 - Favs: 407 - Follows: 595 - Updated: 4/12/2019 - Published: 3/15/2018 - Harry P., Penny
The Magic and Attraction Correlation by ANGSWIN reviews
After a "Harry Potter" movie marathon, Sheldon has a dream that he and the gang are all students at Hogwarts. Could his real life ever be that magical?
Rated: T - English - Romance/Friendship - Chapters: 1 - Words: 5,798 - Reviews: 8 - Favs: 57 - Follows: 17 - Published: 7/24/2018 - [Penny, Sheldon C.] Leonard H., Amy Farrah Fowler - Complete
Crossing Death by Isis78-13 reviews
Follow Harry and Hermione on this three way crossover adventure in which the dead rise and new friends are made. Looking for a Beta!
Rated: M - English - Romance/Fantasy - Chapters: 6 - Words: 12,330 - Reviews: 3 - Favs: 32 - Follows: 39 - Updated: 5/20/2018 - Published: 3/1/2018 - Harry P., Hermione G.
How we met your father, Sheldon by Seablue eyes 9311 reviews
One day a young man stands outside the apartment door, Leonard would not know what kind of changes he would bring with him. But the man was Sheldon s father, some changes was guarantied to happen. Some Out of character!Sheldon, implied master of death!Harry, magic revealed, one shot, Rated T for safty!
Rated: T - English - Family/Friendship - Chapters: 1 - Words: 4,240 - Reviews: 9 - Favs: 243 - Follows: 124 - Published: 2/4/2018 - Harry P., Sheldon C. - Complete
I am not Stupid by kimbee73 reviews
Young teacher, Zack Johnson, gets an awakening to the world of magic when a young Harry Potter unexpectedly appears in his apartment. Will Zack know what to do or will he need help from some friends from Caltech?
Rated: K+ - English - Mystery/Friendship - Chapters: 9 - Words: 15,689 - Reviews: 45 - Favs: 79 - Follows: 109 - Updated: 1/10/2018 - Published: 11/28/2016 - Harry P., Sheldon C., Penny, Zack J.
The Magic Theory by GoldenHeroes reviews
Harry is the sole survivor of the last wizarding war and in an attempt to move on, he moves to Pasadena, where he meets a weird group of friends. WIP, Harry/Penny, NOT SLASH
Rated: M - English - Humor - Chapters: 18 - Words: 32,891 - Reviews: 156 - Favs: 755 - Follows: 909 - Updated: 7/26/2016 - Published: 8/11/2015 - Harry P., Leonard H., Sheldon C., Penny
Parseltongue in Pasadena by nerdgirlsofwitchwood reviews
A surprise trip to the States ends in adventure and confusion when Harry and Draco bump into their favourite ship... Drarry and Shamy crossover
Rated: T - English - Humor/Adventure - Chapters: 2 - Words: 1,793 - Reviews: 6 - Favs: 12 - Follows: 10 - Updated: 8/19/2015 - Published: 3/8/2015
An Unprecedented Predicament of Illogical Proportions by Junjou Writer reviews
Challenge fic! My summary: Sheldon's having a hard time admitting his feelings or even performing for his husband. But why? He's so cute! malexmale sexual scenes
Rated: M - English - Romance/Humor - Chapters: 1 - Words: 8,987 - Reviews: 21 - Favs: 504 - Follows: 221 - Published: 12/14/2014 - [Harry P., Sheldon C.]
this is a CHALLENGE! by MxTwo reviews
Summary: Sheldon and harry Potter are married. One day one of the gang see the ring on Sheldon's finger and question it. Sheldon tells them he is married and they don't believe him until they meet his husband. CHALLENGE!
Rated: K - English - Chapters: 2 - Words: 362 - Reviews: 24 - Favs: 56 - Follows: 57 - Updated: 11/14/2014 - Published: 10/15/2014 - Complete
Magical Group Therapy by mariteri reviews
Sheldon is pressed into going to therapy with his mate Penny. Shenny. Crack fic. Rated T to cover my bases.
Rated: T - English - Humor - Chapters: 1 - Words: 2,578 - Reviews: 18 - Favs: 73 - Follows: 25 - Published: 9/24/2014 - Hermione G., Sheldon C., Penny - Complete
Sheldon and his house elf by mjhammer reviews
Sheldon finds out that house elves are not made up creatures from Harry Potter. They are in fact real.
Rated: K+ - English - Humor - Chapters: 3 - Words: 895 - Reviews: 3 - Favs: 18 - Follows: 13 - Updated: 6/23/2014 - Published: 6/16/2014 - Dobby, Sheldon C. - Complete
Tom lives as a muggle by mjhammer reviews
This is how Tom Riddle became Lord Voldemort.
Rated: K - English - Humor - Chapters: 3 - Words: 725 - Reviews: 5 - Favs: 14 - Follows: 4 - Published: 6/14/2014 - Tom R. Jr., Sheldon C. - Complete
The Lupin Hypothesis by genderfluidnoodle reviews
Sheldon sighed. It was another Wednesday night at the comic book store. Apparently, everyone else had better things to do then perform their weekly ritual of buying comic books. When Sheldon looks out the window, however, he sees a family stranger then he has ever seen, and a somewhat familiar one too... Reviews please! PS: I don't own any characters, sorry.
Rated: K - English - Family/Friendship - Chapters: 3 - Words: 2,485 - Reviews: 9 - Favs: 30 - Follows: 18 - Updated: 6/4/2014 - Published: 5/18/2014 - Remus L., N. Tonks, Teddy L., Sheldon C. - Complete
The Magic Postulate by Rose Basilisk007 reviews
The Statue of secrecy was lifted in Harry's 6th year. Now the two worlds are trying to coexist together; leading to wizards learning about science and muggle learning the basics of magic, minus the practicals. Harry-doing Hermione a favor- ends up teaching at CalTech. What happens when he ends up living with Sheldon and the gang? Mature for safety, maybe mpreg later. slash.
Rated: M - English - Romance/Humor - Chapters: 10 - Words: 20,510 - Reviews: 200 - Favs: 1,398 - Follows: 857 - Updated: 5/30/2014 - Published: 10/9/2013 - Harry P., Leonard H., Sheldon C., Penny - Complete
When Harry met Missy by MissBrittiny reviews
Harry moves to the United States to lecture at various magical and non-magical universities around the country. Finally, he settles down in Pasadena, CA after years of traveling. What happens when he becomes friends with the gang at 2311 N. Robles Ave, and later meets Sheldon's sister?
Rated: T - English - Chapters: 10 - Words: 8,496 - Reviews: 109 - Favs: 481 - Follows: 649 - Updated: 4/9/2014 - Published: 9/26/2013 - Harry P., Missy C.
The Improbable Cousin by Kefalion reviews
Harry Potter searched for any blood family he might have and on his mother's side he discovered the Hofstadter. Now he is in America for work and takes the opportunity to spend some time with his cousin Leonard, and as a result the other guys.
Rated: K+ - English - Humor - Chapters: 1 - Words: 5,348 - Reviews: 57 - Favs: 904 - Follows: 380 - Published: 10/9/2013 - Harry P., Leonard H., Sheldon C. - Complete
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