"When the magic tree house returns it whisks Jack and Annie away to the Galapagos Islands where they become World Turtle Experts and must save a tortoise in danger of an erupting volcano"--

"It's the night before Christmas but Andy and Terry aren't ready yet! They haven't written their letters to Santa, they haven't sung any carols or hung their stockings, and now Mr. Big Nose wants their next book done by tomorrow. When Santa Claus's sleigh crash-lands in the treehouse, the reindeer become tangled in the branches and Santa falls into the cloning machine. With dozens of Santas running around and no way to tell which one's the real one,...

"Nine-year-old besties Nour and August stumble upon the perfect place for their dream hideaway--a hidden garden full of majestic trees. Excited to build a tree house, they design blueprints, research plant care, and collect necessary tools and materials. What was intended to be a secret hideaway becomes the perfect place for a once-hidden garden to come to life for their families to celebrate a very important birthday . . . and a long-lost friendship....