Twins Zack and Zoe investigate when someone mails Zach a soccer jersey, identical to the one he wears on his travel team, with no explanation.

With only days before the last game of the Stanley Cup finals in Boston, eight-year-old twins Zach and Zoe are determined to find hockey star Mike Gordon's missing lucky necklace.

Includes an excerpt from the author's book Lone Stars. Twelve-year-old Tommy Gallagher, the bravest and toughest football player on the field, faces his biggest battle ever when his father, a Boston firefighter, is fatally injured while rescuing a child.

While competing in Spirit Week events at school, eight-year-old twins Zach and Zoe follow clues to find Zach's missing baseball, signed by his favorite major league player.