Fat Brain Toys

The company was founded by husband and wife, Mark and Karen Carson, from the basement of their home in 2002.

The company operates two retail storefronts, one in Omaha, Nebraska[3] and another in Overland Park, Kansas.

[4] The company specializes in building toys, brainteasers, and multi-player games.

[5] They collect various statistics on their consumers and toys, such as the ages of recipients and a 'Toy Value Index' which they display at the lower end of the respective product's page.

The series all share a common element, being at least 1 (one) bulge-like 'bubble' which can be pressed down to 'pop' it, making a pop sound.