The Model Rocket Championship regional qualifiers have finally begun. Umika is struck with fear right before her speech in front of a crowd. Can she manage to pull herself together in time?
to make streamlined fins.
.لإنشاء زعانف مبسّطة
um die aerodynamischen
Finnen zu drucken.
para conseguir aletas aerodinámicas.
para conseguir aletas aerodinámicas.
nous avons conçu
les ailettes fuselées.
per realizzare delle alette aerodinamiche.
para fazer aletas aerodinâmicas...
на 3D принтере.