Gonge Log Plank - Element In The Gonge Build N' Balance System Balance Course Plank With Curved Surface Body Control And BalanceThe Log Plank is an element with a curved surface that requires the childs complete attention and body control to keep the balance. The range of elements within Build N Balance allows you to create unique and versatile balancing courses tailored to improvemotor skills and exercise balancing skills of children of all ages. Build N Balance offers children the opportunity to construct either a long, straight balancing bridge or a circular obstacle