Henry Carter Hull

Eight-year-olds Sydney (girl) and Sidney (boy) are neighbors, classmates, and usually friends, so working together on the school play should not be too difficult.

Opposites go together. Just ask Ashley Sanchez (Ash) and Ashlee Taylor (Lee), who have been best friends forever. Ash is messy as can be, and Lee likes things neat and tidy. Ash loves sports and Lee prefers dance. Ash doesn't like chocolate, but Lee could eat it all day long. Ever since they were born, Ash and Lee have lived in the same apartment building, just across the hall from each other, but now that's about to change. When Lee moves a few blocks...

The Tour Across the Land is no ordinary bicycle race. Only the top riders take on the cross-country route, and soon they will whiz right through Somerville. The townspeople expect only fun and excitement, but Somerville's young sleuths realize one cycling team has a sinister plan. Will the kids find a way to stop it?

A new kid has arrived in Somerville, and he has brought along a bit of mystery. Something about Jace and his mother just doesn't add up. Astrid, Rowan, and Quinn want to be welcoming, but they also have to get to the bottom of things. What they discover brings the group together and whets their appetite for adventure.

Best friends Ashley Sanchez (Ash) and Ashlee Taylor (Lee) agree that being a sister can be tough. What they don't agree on is which of them has it tougher. When they both argue that their situation is worse, the two girls decide to switch places for a day. Ash can't wait to spend time with Lee's cool older sister, Mallory. Lee is excited to bond with Ash's adorable baby brother, Sam. But when the sibling swap doesn't go as expected, will Ash and Lee...