What will the Aldens discover on a vacation to a beautiful island in the South Seas? The island is supposed to be deserted, but as the Aldens explore, they start to find signs that they suggest they are not alone.

The Alden children are trapped in their cabin by a snowstorm, but while they wait for the storm to pass, they discover the cabin is full of secrets.

The Alden children are excited to see their friend, Mike, while visiting their aunt, but when Mike is blamed for burning his house down, the siblings want to help Mike clear his name.

"Jessie and Benny are participating in the Great Greenfield Bake-Off, a local baking competition for kids. But ingredients get mixed up during the competition and then the power goes out. Is someone trying to put an end to the contest?" -- provided by the publisher.

The Aldens head to Ladakh, a territory in northern India, to help save the elusive and critically endangered snow leopard.

Henry, Jessie, Violet, and Benny are excited to learn more about raptors when they volunteer at a rehab center for wild birds, but not long after they arrive, a series of strange events makes it seem like someone might be trying to sabotage the center.

The Boxcar children must track down an instrument thief in time to save Greenfield's music festival from disaster.

The Alden children start out on a one-day mountain climbing excursion that becomes very exciting. They unearth some mysteries and some treasure and have a good time in the process.

The Aldens investigate when exotic and endangered animals begin to disappear from the zoo where their new friend Lindsey works.

The Aldens have joined Dr. Iris Perez as she investigates legendary creatures around the world. In this adventure, the children investigate what might be living in the deep trench off the coast of Puerto Rico. From manatees to mermaids to sea monsters, creatures of the sea have been attracting tourists to the area for years. But when a man on a nearby island goes missing, it's up to the Aldens to sort out fact from fiction.