- Elektra Records, Rooster Crows Three Times (Heard in the seasons 6-7 intro. On some PBS Kids prints of certain episodes from seasons 1 and 3-5, Sound Ideas, BIRD, ROOSTER - ROOSTER: TWO CALLS, ANIMAL is heard instead.)
- Hollywoodedge, Airy Slide Twirls CRT058501 (Heard once in "Horsing Around".)
- Hollywoodedge, Army Bugle Assembly CRT044202 (Heard once in "Horsing Around".)
- Hollywoodedge, Ascending Whistles CRT057901
- Hollywoodedge, Ascending Whistles CRT057902 (Heard once in "Traveling Papers" and "Clothes Make the Clown" and quadrice in a faster speed in "Horsing Around".)
- Hollywoodedge, Ascending Whistles CRT057903 (Heard once in "Stuck in the Muck".)
- Hollywoodedge, Ascending Whistles CRT057904
- Hollywoodedge, Balloon Pop Funny Ai CRT058701 (Heard once in "Horsing Around".)
- Hollywoodedge, Bang Whonk CRT032404 (Heard once in "123 Count with Me".)
- Hollywoodedge, Bassoon Low Melody CRT047601 (Heard once in "Monkey See, Monkey Do", right after the Clock Stretch.)
- Hollywoodedge, Big Slow Boinkboing CRT015801 (Heard once in "Clothes Make the Clown".)
- Hollywoodedge, Bird Peacock Calls Cl PE021401 (Heard once in "Picky Eaters".)
- Hollywoodedge, Boing Wood Twang CRT016301 (Heard once in "123 Count with Me".)
- Hollywoodedge, Boings For Impacts CRT016701 (Heard once in "Earth to Loonette" and "Forty Winks".)
- Hollywoodedge, Boings For Impacts CRT016702 (Heard once in "Shh, Shh, Shh, Quiet!".)
- Hollywoodedge, Bonk Pseudo String Pl PE941201 (Heard once in "Growing Pains".)
- Hollywoodedge, Bounce Jews Harp CRT015802 (Heard once in "Fibberish Gibberish".)
- Hollywoodedge, Bounce Jews Harp CRT015806 (Heard once in "Forty Winks" and often in "Don't Tell".)
- Hollywoodedge, Bounce Jews Harp Air CRT015803 (Heard once in "Monkey See, Monkey Do".)
- Hollywoodedge, Boing Box Bing CRT2010806 (Heard in the seasons 1-2 intro and in seasons 3-5 intro in PTV (now PBS Kids)/Time-Life Video/FilmRise prints of some season 2 episodes and the season 3 episode "Why?".)
- Hollywoodedge, Cuckoo Clock Wticks CRT036801 (Heard once in "Spare Some Change", "Traveling Papers" and "Clothes Make the Clown".)
- Hollywoodedge, Descend Slid Whistl CRT057908 (Heard once in "Traveling Papers".)
- Hollywoodedge, Descending Whistle CRT057802 (Heard once in "Growing Pains".)
- Hollywoodedge, Elephant Trumpeting PE024801 (2nd trumpet; heard once in "Where Do Clowns Come From?".)
- Hollywoodedge, Elephant TrumpetsT CRT012901 (Heard once in "Feast of Fools".)
- Hollywoodedge, Fast Swish CRT053905 (Heard once in "Don't Tell".)
- Hollywoodedge, Fast Swish CRT053906 (Heard once in "Don't Tell" and "Clothes Make the Clown".)
- Hollywoodedge, Fourth July Firework PE099101 (Heard once in "The Big Bang Boom".)
- Hollywoodedge, Funny Sgl Chicken CRT011001 (Heard mainly in Foley Family segments.)
- Hollywoodedge, Funny Sgl Chicken CRT011002 (Heard once in Foley Family Segments and "Traveling Papers".)
- Hollywoodedge, Horses Several Whinn PE025201/Hollywoodedge, Horse Whinnies Group AT045501 (Heard once in "Earth to Loonette", "Horsing Around" and "Clothes Make the Clown".)
- Hollywoodedge, Kick Fly Tumble Wbel CRT033801 (Heard once in "Monkey See, Monkey Do".)
- Hollywoodedge, Little Nasty Devili CRT023403 (Heard once in "Earth to Loonette" and "Clothes Make the Clown".)
- Hollywoodedge, Lincoln Town Car In Sk PE073501
- Hollywoodedge, Lion Or Tiger Growl CRT012801 (Heard once in "Feast of Fools".)
- Hollywoodedge, Mud Pots Blurps Bubb CRT040401 (Heard once in "Picky Eaters".)
- Hollywoodedge, Muted Trumpet Sexy CRT044401 (Heard once in "Horsing Around".)
- Hollywoodedge, Quick Whistle Zip By CRT057501
- Hollywoodedge, Quick Whistle Zip By CRT057502
- Hollywoodedge, Quick Whistle Zip By CRT057503
- Hollywoodedge, Quick Whistle Zip By CRT057504
- Hollywoodedge, Quick Whistle Zip By CRT057505
- Hollywoodedge, Quick Whistle Zip By CRT057506
- Hollywoodedge, Sheep Baa Medium Pers PE027001 (Heard once in "Where Do Clowns Come From?".)
- Hollywoodedge, Short Bulb Horn Honk CRT020701 (Heard once in "Forty Winks".)
- Hollywoodedge, Short Rapid ShakesC CRT014402 (Heard once in "Forty Winks".)
- Hollywoodedge, Single Frog Croak Cl CRT013001 (Heard once in "Picky Eaters".)
- Hollywoodedge, Slide Whistle In Out CRT057601 (Heard once cut short in "Don't Tell".)
- Hollywoodedge, Slide Whistle In Out CRT057602 (Heard twice in "Ouch!".)
- Hollywoodedge, Slide Whistle In Out CRT057801 (Heard twice in "Growing Pains".)
- Hollywoodedge, Slide Whistle Up Dw CRT2028301 (3rd slide up heard once in a high pitch in "Lost and Clowned".)
- Hollywoodedge, Small Creak Cork CRT052802 (Heard once in "Monkey See, Monkey Do".)
- Hollywoodedge, Springy Boinge Long CRT016202 (Heard once in "Backwards Day" and "Don't Tell".)
- Hollywoodedge, Squeaky Kiss Wpop At CRT027703 (Heard once in "Clownus Interruptus".)
- Hollywoodedge, Stretch Whiz Bonkie CRT017901 (Heard thrice in "Forty Winks" and heard once in "Spare Some Change".)
- Hollywoodedge, Twangy Boing Jews Ha CRT016201
- Hollywoodedge, Twangy Boings 7 Type CRT015901 (1st boing heard once in "Don't Tell", 1st and 2nd boings heard in "Are You Ready for School?" and 4th boing heard in a normal pitch and in a higher pitch in "Earth to Loonette".)
- Hollywoodedge, Various Duck Quacks CRT011301 (Heard once in "Spare Some Change".)
- Hollywoodedge, Whind Up Toy Click CRT036302 (Heard once in "Scaredy Cat" and "The Big Bang Boom".)
- Hollywoodedge, Whistle Spins CRT058304 (Heard twice in "123 Count with Me".)
- Sound Ideas, ALARM, SMOKE DETECTOR - RESIDENTIAL SMOKE DETECTOR GOING OFF (Heard once in "It's About Time!".)
- Sound Ideas, AUTO, HORN - ANTIQUE: AHOOGA (Heard mainly in Foley Family segments.)
- Sound Ideas, BELL, BICYCLE - BICYCLE BELL: DOUBLE RING (Heard once in "Babs in Toyland".)
- Sound Ideas, BELL, BICYCLE - BICYCLE BELL: SINGLE RING (Heard once in "Babs in Toyland".)
- Sound Ideas, BIRD, ROOSTER - MORNING CALL, ANIMAL 01 (Heard in a high pitch in the seasons 1-2 intro. Time-Life Video VHS prints of some season 1 episodes and the season 2 episode "I Feel Good", as well as some Treehouse airings of season 1, use Sound Ideas, BIRD, ROOSTER - ROOSTER: TWO CALLS, ANIMAL instead.)
- Sound Ideas, BIRD, ROOSTER - ROOSTER: TWO CALLS, ANIMAL (Used in the seasons 1-2 intro in some Treehouse airings of season 1 and Time-Life Video VHS prints of some season 1 episodes, as well as the season 2 episode "I Feel Good", instead of Sound Ideas, BIRD, ROOSTER - MORNING CALL, ANIMAL 01. Also heard in the seasons 3-5 intro and the season 6 intro on some PBS Kids airings of seasons 1 and 3-5.)
- Sound Ideas, BIRDS, VARIOUS - RESIDENTIAL AMBIENCE, EARLY MORNING, COUNTRY 01
- Sound Ideas, BOX, CARDBOARD - CARDBOARD BOX FALLING ON GROUND 01 (Heard twice in "Swing-a-Ling" and once in "Give Yer Head a Shake" and "All Fall Down".)
- Sound Ideas, CARTOON, ACCENT - XYLOPHONE TRILL, LONG, MUSIC, PERCUSSION (Heard once in "Clothes Make the Clown".)
- Sound Ideas, CARTOON, BOING - JEW'S HARP BOING, MEDIUM (Heard in the seasons 3-5 intro, "Clownus Interrupts/Wait Your Turn", the season 6 intro in some PBS Kids airings of seasons 1 and 3-5 and the seasons 1-2 intro in Treehouse airings of season 1.)
- Sound Ideas, CARTOON, BOING - POING, SPRING, SHORT (Heard once in "Spare Some Change".)
- Sound Ideas, CARTOON, BOING - THIN METAL PING AND WARBLE 01 (Heard once in "Growing Pains" and "Lost and Clowned".)
- Sound Ideas, CARTOON, BOING - TIMPANI, LONG GLISS UP, PERCUSSION, MUSIC, DRUMS (Heard once in "1 Potato, 2 Potato".)
- Sound Ideas, CARTOON, HEAD SHAKE - COMICAL VOCAL HEAD SHAKE 01 (Used in Foley Family segments.)
- Sound Ideas, CARTOON, HORN - FUNNY CAR HORN, HIGH PITCHED (Used once for Molly's clown nose honking in "Hit Parade".)
- Sound Ideas, CARTOON, HORN - FUNNY CAR HORN 02
- Sound Ideas, CARTOON, HORN - PARTY HORN, TWO TOOTS 01 (Heard once in "Clothes Make the Clown".)
- Sound Ideas, CARTOON, SNORE - FUNNY SNORING, HUMAN (Heard once in "It's About Time".)
- Sound Ideas, CARTOON, SNORE - LOUD, FUNNY SNORING, HUMAN (Heard once in "It's About Time".)
- Sound Ideas, CARTOON, SQUEAK - SQUEAKY SCREW 01 (Heard once in "Monkey See, Monkey Do".)
- Sound Ideas, CARTOON, WARBLE - WARBLE SHEET (Heard once in "Don't Tell".)
- Sound Ideas, CARTOON, WHISTLE - SLIDE WHISTLE, UP, LONG
- Sound Ideas, CARTOON, WHIZZ - FAST WHOOSH
- Sound Ideas, CARTOON, ZIP - HIGH 01 (Heard once in "1 Potato, 2 Potato" and "Spare Some Change".)
- Sound Ideas, CARTOON, ZIP - SHORT 01 (Heard once in "1 Potato, 2 Potato".)
- Sound Ideas, CARTOON, ZIP - VERY QUICK (Heard twice in "1 Potato, 2 Potato".)
- Sound Ideas, CARTOON, ZIP - ZING, HIGH 01 (Heard once in "Don't Tell".)
- Sound Ideas, FIREWORKS - LARGE FIREWORKS CRESCENDO, EXPLOSION (Heard once in "The Big Bang Boom".)
- Sound Ideas, FIREWORKS - SEQUENCE OF FIREWORKS, EXPLOSION (Heard only in "The Big Bang Boom".)
- Sound Ideas, HIT, CARTOON - TIMP RISE (Heard once in "Clothes Make the Clown".)
- Sound Ideas, HORN, BICYCLE - BULB HORN: SINGLE HONK, TOY (Heard once in "Babs in Toyland".)
- Sound Ideas, HORN, BICYCLE - BULB HORN: TWO HONKS, TOY (Heard once in "Babs in Toyland".)
- Sound Ideas, HUMAN, BABY - CRYING
- Sound Ideas, HUMAN, EATING - CELERY: MEDIUM BITE
- Sound Ideas, HUMAN, EATING - POTATO CHIPS: FAST CHEWING, FOOD (Heard once in "Picky Eaters".)
- Sound Ideas, HUMAN, EATING - POTATO CHIPS: SLOW CHEWING, FOOD (Heard once in "It's About Time".)
- Sound Ideas, SPACE, WHOOSH - FAST WHOOSH BY, SCI FI 09 (Heard once in "Don't Tell!".)
- Sound Ideas, TELEPHONE, ELECTRONIC - ELECTRONIC 1: RINGING, OFFICE (Heard once in "Don't Tell".)
- Sound Ideas, WHISTLE, SLIDE - SLIDE, DOWN, COMEDY