Happinas's Happy Nurse! - S3-E13
Continuity mistake: When a front door opens when Ash is next to it, the handle on the door to the right of it is pink, but in the next shot, it is white. Also, Ash's bag is medium-green in colour, but in the next shot, it is dark-green. (00:01:51)
Continuity mistake: When Team Rocket is by a patrolman, Jessie and James are 60 centimetres away from each other shoulder-to-shoulder, but in the next shot, they are half that distance away. (00:03:18)
Continuity mistake: When Ash notices a Pokémon, the top of his hat goes from present to vanishing and then reappearing. The visor of his hat also goes from not being past the front of it to being past it. (00:01:27)
The Double Trouble Header - S3-E2
Continuity mistake: When Ash uses his Pokédex to find facts on Chikorita, the end of his right index finger is on its left side, but in the next shot, it is not. (00:02:01)
Don't Touch That 'dile - S3-E1
Continuity mistake: When Ash and friends are with Nurse Joy when she is holding Totodile, Ash has gloves on his hands, but when Ash's image appears on a yellow screen, the hand portions of his gloves disappear, making it appear as if he was wearing wristbands. (00:19:22)
Continuity mistake: When the Pokédex gives facts on Hoothoot, its front hinge does not have a centre part, but when Ash is looking at Hoothoot as it hops, a centre part appears. (00:03:42)
Kirinriki! The Village of Esper Pokémon! - S3-E40
Continuity mistake: When Ash uses his Pokédex to find facts on Girafarig, his left index finger and the one below do not go past the right side of the Pokédex, but in the next shot, they do. (00:03:25)
Dance, Waninoko! The Steps of Love!! - S3-E37
Continuity mistake: When Trixie turns when Ash uses his Pokédex to find facts on Azumarill, she does not have the green band on her left wrist, but when Totodile collapses when meeting up with Azumarill, she suddenly has it. (00:05:35)
Continuity mistake: When Officer Jenny is looking at the bottle caps on the ground when two policemen come to her, the design of the shed's glass changes from when Team Rocket was looking at the building. (00:03:44)
Continuity mistake: When Brock is determined to solve the case, the glass pattern for the left of the front of the shed which had two triangles at the top facing downward changes to having one facing downward. Also, the bottom of the awning goes from being brown with protrusions to being white without them. Additionally, the building in the background changes from going past the centre of the shed to not while going from having the window seen above another straight with shutters to curved at the top without them. (00:05:10)
Continuity mistake: When Brock falls to the ground, the clock tower seen at the beginning of the episode disappears. Also, the white sides of the building behind him change to yellow. (00:01:23)
Don't Touch That 'dile - S3-E1
Continuity mistake: When Ash's image is on a yellow screen, Ash has wristbands on his hands, but when Ash takes his Pokédex after Nurse Joy registers him for the Johto Pokémon League, hand portions appear on his wristbands, thus making him have gloves. (00:19:36)
Pokémon Fortune-telling!? Enormous Melee! - S3-E41
Continuity mistake: When the Day Care workers are revealing their true selves, there are two crates in front of the worker, but in the next shot, the one on top disappears while the one on the bottom is no longer in front of her. (00:12:27)
Continuity mistake: In "Hot Matches!" when the Pokédex provides facts on Skarmory, its rectangular buttons are 10 millimetres away from each other, but when the Pokédex provides facts on Ursaring in this episode, the buttons are five millimetres away. Also, the antenna goes from being present to absent. (00:05:20)
Continuity mistake: When the mayor is happy after the trophy is saved, the string on the trophy disappears briefly. (00:19:08)
Lizardon Valley! Until We Meet Again!! - S3-E18
Continuity mistake: When Liza says, "Your Charizard could use some training!" Pikachu's ears are raised, but in the next shot, they are lowered. (00:09:57)
Airmd vs Hinoarashi! Wings of Steel!! - S3-E36
Continuity mistake: When Brock says that Growlithe must have lost a challenging match, part of his top right pocket is visible past his right strap, but in the next shot, it is not. Also, his left strap is closer his left sleeve, but in the next shot, it is closer his collar. Additionally, there is a crease on the right side of his vest, but in the next shot, there is not. (00:01:26)
Battle! Hassam vs Heracross!! - S3-E24
Continuity mistake: When Ash turns to Scizor after Brock says, "Look!" Brock goes from being absent to being present. (00:02:55)
Merriep and the Pasture Girl - S3-E23
Continuity mistake: When Ash turns his head after Mary tells the Mareep to stop interacting with Pikachu, the back of his hat goes from red to white and then back to red. (00:03:37)
Chicorita's Jealousy!? - S3-E20
Continuity mistake: At the beginning of the episode, Chikorita is inside a pipe, but in the next shot, the pipe vanishes. (00:01:16)
Suggested correction: I watched the shot and Chikorita is not in the pipe to begin with.