Iggy's Reckin' Balls, known as Kuru Kuru Kururin in Japan, is a Nintendo 64 game released in 1998. It is a puzzle game developed by Nintendo and published by Nintendo and HAL Laboratory. The game follows the adventures of Iggy, a small yellow bird, as he navigates a series of increasingly challenging mazes. The goal is to maneuver Iggy's 'reckin' ball' through the maze without hitting any of the walls. The player must also collect items and power-ups while navigating the maze. The game features three modes of play: Story Mode, Time Attack Mode, and Versus Mode. In Story Mode, the player must complete a series of mazes in order to progress through the game. Time Attack Mode is a race against the clock to complete a single maze as quickly as possible. Versus Mode is a two-player game in which each player must race to complete the same maze. The game features colorful, cartoon-style graphics and a catchy soundtrack. The control scheme is simple and intuitive, making it easy to pick up and play. The game also features a variety of power-ups and items to help the player complete the mazes, such as bombs and speed-ups. Overall, Iggy's Reckin' Balls is an enjoyable and challenging puzzle game for the Nintendo 64. With its colorful graphics, catchy soundtrack, and simple control scheme, it is a great game for puzzle fans of all ages.