This is not your father’s pogo stick. Unlike the spring-driven toys many children use to bounce up and down, an extreme pogo stick can propel you over 8 feet into the air, leaving plenty of time for ...

In the more than eight decades since a Russian immigrant named George B. Hansburg introduced the pogo stick to America, the device had scarcely changed: a homely stilt with foot pegs and a steel coil ...

The pogo stick remained essentially unchanged for 80 years. Recently, three inventors have created powerful new gravity-defying machines that can leap over (small) buildings in a single bound.