While on a field trip to a museum, young twin superheroes Timmy and Tabby battle robotic dinosaurs controlled by a mad scientist who plans to take over the worl

Why have one superhero when you can have two? Ryan and Jake suffer a heart-breaking tragedy, their world is falling apart at the seams. One disaster leads to an

Why have one Super Twin book when you can have two? Since the infamous Battle of Wheatsheaf Hill, Ryan and Jake have become local celebrities. The people of Tri

Approximately one in every thirty children born today is a twin or supertwin—a child of a higher-order multiple birth, such as a triplet or quadruplet. With t

Revised and updated in 2020 The creator of Twiniversity delivers an essential update to her must-have manual to having twins, now with expanded info on twin pre