Sound Ideas, CARTOON, BOUNCE - DOINK BOUNCE, BONK 01

This sound effect can be found on the Series 4000 Hollywood Sound Effects Library, which was made by Sound Ideas.

Clean, Full Length and Unedited Link to the Sound Effect

The Backyardigans (1st bounce heard once in a low pitch in "The Heart of the Jungle".)
Between the Lions (Heard once in "If You Can Read: AT".)
Captain Flamingo (Heard once in "Water You Worried About?".)
The Cat in the Hat Knows a Lot About That! (Heard once in "The Cat in the Hat Knows a Lot About Halloween!" and "Clever Levers".)
Dora the Explorer (Heard once in "Baby Jaguar's Roar".)
Higglytown Heroes (Heard once in "Wayne's 100 Special Somethings" and "12-Pie Abe".)
Iggy Arbuckle (Heard once in "A Dip in the Pole".)
The Loud House (1st bounce heard once in "Cereal Offender" and "Everybody Loves Leni".)
Moose and Zee (1st bounce used for Zee bouncing in the 2003-2005 era.)
Morphle and the Magic Pets (Heard once in "Two of a Kind".)
PAW Patrol (1st bounce heard once in "Pups Save Luke Stars"; also heard once in "Ultimate Rescue: Pups Save the Royal Kitties", "Pups Save the Pup Pup Boogie Contest" and "Pups Save the Wacky Water Skiers".)
Sesame Street (Heard once in "Fireflies: Letter N".)
Space Ghost Coast to Coast (Heard once in "Spanish Translation".)
Tea Town Teddy Bears