Some major metropolitan libraries (New York, London, Tokyo) still have circulating copies of Secret Junior Acrobat Vol 4 in their closed stacks. Use a service like WorldCat to locate a copy. Be warned: waitlists can be over a year long.
Parents at the time of release (2012) were split over Chapter 7: "The Whisper Trapeze." This section required children to practice a silent landing from a height of no more than 18 inches onto a pile of cushions. While most educators praised it for teaching risk assessment and body control, conservative parent groups called for a recall. This controversy inadvertently made Secret Junior Acrobat Vol 4 the best-selling volume of the series—and subsequently, the rarest. secret junior acrobat vol 4
"Secret Junior Acrobat Vol 4" — a fan-made continuation concept for a middle-grade graphic novel series blending mystery, circus arts, and coming-of-age adventure. This volume follows a new stage of the protagonist’s training, deepens series lore, introduces fresh allies and antagonists, and raises the stakes with a hidden conspiracy tied to the acrobat troupe’s past. Some major metropolitan libraries (New York, London, Tokyo)
If you are lucky enough to stumble upon a copy at a garage sale or a used bookstore, look for these three markers: Parents at the time of release (2012) were
A fan-run group called The Phantom Ringmasters has painstakingly recreated Vol 4 as a free, print-at-home PDF. While it lacks the original Gravity Glove, they provide a printable template. This is legal as the work is considered abandoned property (orphaned work), but always support official releases if they ever return.