While on a camping trip, Jesse finds a curious piece of stone with an interesting pattern on it. With research and the help of Professor Peach, she learns that it's a piece of broken pottery with a pattern unique to a certain Native American tribe. After an archaeological dig with the Professor and her friends she finds more pieces of the ancient artifact. Using her art skills, Jesse is able to preserve the clay pot.

"While playing in her tree house, Jesse is intrigued by a falling sycamore seed that slowly spins to the ground. But when she sees acorns falling fast directly down to the ground, she must solve the riddle while learning about propellers and windmills and using technology to understand aerodynamics"--

"When Jesse stops by The Curiosity Shop, her favorite place to snoop around, she uncovers an old painting in a dusty, antique steamer trunk. But what happens later that night when Jesse is startled by a creepy eyeball? Find out how Professor Peach helps her use the skills of an artist to uncover the mystery of The Hint in the Peeping Pupil"--

"It's a beautiful day in Deanville, and the gang is presented with a new challenge. How will the kids solve this difficult new task? And how does a Greek mathematician play an important role? Think like an engineer and read The Mighty Lever Endeavor to find out"--

"It's Spring Break at Deanville Elementary School and the gang are presented with a mysterious new riddle that will challenge their mathematics skills and senses. What is the perplexing, suspended ring that oscillates?"--