There are many Sesame Street film inserts I remember.
I remember those old films like:
*Monkeys screeching (with announcer saying that "Monkeys make funny noises").
*Making the "LOST DOG" poster.
*Wendy and her grandmother making homemade cookies for the nursing home.
*Megan broked her wrist and needs the cast.
*Catching the Balloon.
*How Cheese are made
*Peanut Butter Factory (Sung by Joe Raposo).
*The ORIGINAL Somebody Come and Play (Bunch of Monkeys).
*The UPDATED Somebody Come and Play (Bunch of Snow Leopards).
*How vinyl records are made (Featuring Paul Simon and his son singing "Bingo" at a recording studio)
*Looking for All the Shapes (The Triangle, The Rectangle, The Circle, and The Square) (With Maria Voice Over).
*The Alaskan Sleigh Dog Racing.
*Everybody Eats (Both the Original and Updated versions)
*Everybody Sleeps (The Original with a man who looks like John Lennon who fell off the chair) (In later years, They replaced that scene with astronauts)
*Everybody Sleeps (Updated version, I think it's from 1992 Because that of the kid in the film is sleeping with a Marsupilami doll, Back when Disney's Raw Toonage was on the air).
*How Bottles are Recycled ("Black Eye Peas").
*How Papers are Recycled ("Blue Nose Gopher").
*Any Sesame Street Creature Feature Segments.
*It's a Long Hard Road (But I'm Gonna Get There.
*I Believe in Little Things.
*Don't Waste Water.
*Spanish Food Market Song.
*Listen (Ocean Waves, Heartbeat, Clock Ticking, Horse Back Riding, Crickets Chirping, Train, Construcion Drill, Church Bell, Swinging, and the Marching Band doing "Yankee Doodle Went to Town")
*Sounds Around the House (Faucet Dripping, A father praticing his violin, A mother vacumming, A teenager listen to a song on the radio, and the subway train rolling by the window).
*Sounds Around the House (Wind Chimes, A mother snoring, A kid making airplane sound, A father praticing his trumpet, A motercycle rider rides his motercycle).
*It's Ooky-ook (It's Cold Outside)
*Mom and Me
*We're Five (Children talk about being five)
*Making Apple Cider
*Louisiana Zydeco song sung in Cajun French
*How Hamburger buns are made
*How Pizzas are made
*Family Mexican Resturant
*Flamingo Film (Used in the Miami Mice Intro)
*I'm Pretty
*Follow the Airrows
*The Garbageman Blues
*Gordon in the classroom (Bunch of Shapes)
*TIMBER! (2-part sketch) (Part 1, A match knocks down, And part 2, A tree knocks down and bounces back in it's place).
*Crowd Alphabet.
*Sign Alphabet.
*Neon sign building up ("EMPIRE HOTEL") (I have ones for the letters "O" and "R").
*A painter making the word "W-E-T P-A-I-N-T" on the wall of the building. After he puts his hand on the "T," His look at his hand that is all red and then screams "WET PAIIIIINT!"
*Five Tap Dancers Singing about the Number 5.
*The Falling Baker.
*The Mad Painter.
*A dirty car going to the Car Wash.
*The blind class going to the park, They learn other ways than seeing. After they sang "If you're happy and you know it," It started to rain.
*Look a little closer.
*Listen Here, Truck.
*A Giant Panda Film.
*A Country Boy meets A City Boy.
*One of the kids visits an afro family, At the end of that film, They played RBI Baseball for the Nintendo Entertainment System (NES).
*We all Sing With the Same Voice.
*How saxaphones are made.
*How crayons are made.
*How Chinesse Noodles are made.
*A fast motion film on how the house is built.
*Ostrichs
*Peacock
*Gymnastics (featuring the trampoline scene from the original 3-2-1 Contact intro).
*Buddy and Jim.
*Making a stencel 5 on the road.
*Sugar Beet.
*Two boys riding a ferryboat.
And I that's all I can think of.