Continuity mistake: When Barry is getting angry at Adam downstairs he is wearing a Philadelphia flyer shirt. When Barry enters Adam's room he's wearing a Calgary Flames shirt. Then the camera shows Barry from behind he's wearing the Philadelphia Flyers shirt.
Barry Goldberg's Day Off - S2-E14
Continuity mistake: When Barry tips the pool chair and falls into the pool, the chair falls with him. However in the next clip when his mother jumps into the pool to save him you can see the same pool chair still sitting on the diving board.
Yippee Ki Yay Melon Farmer - S6-E10
Continuity mistake: While discussing their movie-making plans at the top of the staircase, Uncle Marvin and Adam instantly switch positions with each other.
Continuity mistake: Flashback scene in the beginning shows that Beverly Goldberg has always trick-or-treated with Adam as he was growing up and it was a tradition. In Season 1 episode 6 the episode is about Adam breaking his tradition of trick-or-treating with Pops.
Continuity mistake: Beverly turns her head to the right twice while talking with Murray in the car.
Continuity mistake: The front view of Jeff shows him wearing a backpack with black straps, but the straps disappear in the rear view of Jeff.
Continuity mistake: When the gym teacher holds hands with the students, he, Barry and Erica are close together in the tight shots, but further away from each other in the long shots.
Yippee Ki Yay Melon Farmer - S6-E10
Continuity mistake: When Barry enters the house, a huge pile of potatoes on the table in front of Beverly instantly switches to the kitchen counter behind her.
Yippee Ki Yay Melon Farmer - S6-E10
Continuity mistake: The spoon Beverly uses for the sour cream instantly switches from being in the sour cream tub to the glass bowl as she talks to Barry.
Yippee Ki Yay Melon Farmer - S6-E10
Continuity mistake: During the duelling musical holiday sweater scene, the front shots show Beverly moving her arms and torso to the music, but the shots of her left rear side show her not moving at all.
Yippee Ki Yay Melon Farmer - S6-E10
Continuity mistake: When Uncle Marvin drives his Miata up the driveway, he parks close to foliage, but when he gets out of the Miata, a blue car is reflected, rather than the greenery.
Yippee Ki Yay Melon Farmer - S6-E10
Continuity mistake: The hose wrapped around Uncle Marvin's chest changes position as Adam tells him he got the shot.
Angst-Giving - S7-E8
Continuity mistake: The cookbook draft Beverly gives Adam to take to school to show Dave Kim, is over 2 inches thick. When Adam returns home to give it back to Beverly it is half the size.
Continuity mistake: The Goldbergs' family car is a Mercury Grand Marquis Colony Park (as shown in several episodes). The car being towed (with Barry inside) is a Ford LTD Country Squire despite being the Mercury in the scene right before.
Continuity mistake: He already had his sixteenth birthday season 5 episode 8 - The Circle Of Driving Again.
Continuity mistake: In season one it says something along the lines of Lainey and her mum are at home. And then in a later season it says that her mum left 7 years ago. Later in another episode it says it's been 4 years.
The Circle Of Driving Again - S5-E8
Continuity mistake: After Adam crosses the railroad tracks in Grandpa's car, the next quick view through the front of the windshield to the back window of their car shows a street scene, and not the railroad crossing lights, gates, or tracks that should be there.