But pointing out that lightweight cardboard tubes can be tricky to ship without getting crushed, [Concrete Dog] has come up with HEXA, a clever model rocket kit that uses pre-scored cardstock instead.

The main focus was on a new version of the “Ship ... rocket systems. How small? Small enough to fit in a backpack: Estes is a storied company dating back to the 1950s, known for its model ...

One just launched the world’s biggest rocket, with mixed success. The other makes small model rockets for hobbyists ... The main focus was on a new version of the “Ship” upper stage ...