Questions with the keyword 'invent'

• what do you think the best invention is in your opinion? by Mebidex to Alison, Hannah, Jonny, MarthaNari, Paul Comments: (No comments so far )
• have you invented anything yet, or working on an invention? by mlgdonkey and 1 other. to Alison, Hannah, Jonny, MarthaNari, Paul Comments: (So far, one comment )