Are you ready for an outstanding adventure through Algebra? The sequel to the award winning, Marco the Great and the History of Numberville, is an explosive thriller you won't want to miss. Throw away that boring textbook and dive into a gripping tale to learn math the fun way, through stories!

Nature is changing. When a mysterious Pattern emerges, panic erupts within the ranks of the society. Dedicated to preparing his students for the dangers that lie ahead, Mr. Pikake reveals an incredible power - the ability to command the Numberfolk into stunning and formidable formations.

But more is lurking in the shadows. An inherited puzzle box promising to unveil the secrets of Marco's destiny, a major life event, and an enigmatic stranger drive wedges between the group.

Meanwhile, Numberville sees the rise of a maleficent general, one obsessed with power who brings forth an incredible army with multiplicative strength unlike anything the world has ever seen.

The Mystery of Phaseville is a fast-paced adventure pulling readers into its pages while unwrapping the variables of Algebra in a uniquely entertaining way. The sequel to the acclaimed Marco the Great and the History of Numberville is an emotional rollercoaster bringing everything from tears to laugh out loud moments all while using the pull of storytelling to help readers master the intricacies of mathematics.