Tom failed two thousand seven hundred seventy-four times trying to invent this. When you solve this riddle those looking at you may see this, especially if you are a cartoon character. If you seek a clue you will see the answer.

Forward I am heavy, but backwards I am not. What am I?

I’m born in the depths where no light ever gleams, Then rise to escape in a sigh or a scream. Some blame me, some claim me, some flee my offence I slip past your guard with a puff of suspense

I'm best pals with salt, If you sneeze, it's probably my fault. I can also be green, yellow or red. Or so spicy your taste buds will be dead. What am I?

A hippie, a smartie, a couple, the crew. Fighting against monsters, liars, and voodoo. Along with a dog that has a penchant for snacks. These young detectives are always on the scene. Hop along and join their mystery machine.