On the last day of second grade, twins Finn and Molly discover a magical camper in their driveway that takes them from Ohio to Colorado, where they must save a famous cow.

"Lucy and her goofball brother Andy, two Neanderthal siblings living 40,000 years ago, take on a wandering baby sibling, bossy teens, cave paintings, and a mammoth hunt. But what will happen when they encounter a group of humans? Includes a special paleontologist section that helps to dispel common Neanderthal myths"--

One summer day, Lauren and her little brother, James, go on a trip to the land with their Moshom (grandfather). After they've arrived, the children decide to fish for dinner while Moshom naps. They are in their canoe in the middle of the lake when the water around them begins to swirl and crash. They are thrown overboard and when Lauren surfaces she sees her brother being pulled away by the Memekwesewak — creatures who live in and around water and...

In Taisho-era Japan, Tanjiro Kamado is a kindhearted boy who makes a living selling charcoal until his peaceful life is shattered when a demon slaughters his family and turns his sister into another demon, forcing Tanjiro on a dangerous journey to destroy the demon and save his sister.

Emily has lost control of her Amulet and is imprisoned in the Void, where she must find a way to escape the influence of the Voice. Meanwhile, Emily's brother, Navin, travels to Lighthouse One, a space station where the Resistance is preparing to battle the approaching Shadow forces that would drain planet Alledia of all its resources.

Though Anders and his friends have delayed a war between the Ice Wolves and the Scorch Dragons, their mission isn't over. With adults on both sides looking for them, they've sought refuge in Cloudhaven, a forbidden stronghold created by the first dragonsmiths. The ancient text covering Cloudhaven's walls could be the key to saving their home--if only the young elementals could decipher it. To make matters worse, Holbard is in ruins and its citizens...

Alex Wise feels like his world is ending. His best friend is leaving Los Angeles for the summer; his former friends and maybe sort-of crush hasn't spoken to him since he ditched Alex on the first day of sixth grade; and now Alex's mom is sending him and his annoying younger sister, Mags, on a cruise with their dad, who abandoned them. Then there's the creepy shadow monster that may or may not be stalking him. But none of that could prepare Alex for...

When their parents, two temporal researchers who travel through time to document history, are transferred to 17th-century Prague, Dawk and Hype hardly expect to find themselves in the middle of an alchemical mystery. In fact, the new, boring job is meant to be a punishment for Dawk and Hype's bad behavior at their last temporal post. The teenagers are from the 25th century--how could medieval Prague compare? But when they meet a man who claims he...

"Mars has always been the lesser twin, the shadow to his sister Caroline's radiance. But when Caroline dies under horrific circumstances, Mars is propelled to learn all he can about his once-inseparable sister who'd grown tragically distant. Mars's genderfluidity means he's often excluded from the traditions--and expectations--of his politically-connected family. This includes attendance at the prestigious Aspen Conservancy Summer Academy where his...