Questions with the keyword 'build'

• how long does it take to build a rocket? by tom_morrissey7 and 1 other. to RocketRich, Col Op, Elie, Floris, Jenn Comments: (No comments so far )
• How hard is it to build a robot? by Batty Jack and 3 others. to Elie, Col Op, Floris, Jenn, RocketRich Comments: (No comments so far )