Questions with the keyword 'invented'

• what is your best invention :):) by 11conmusr1 to Andy Comments: (No comments so far )
• have u invented anything which will help with today’s life by 11thofreb4 and 2 others. to Andy, Bill, Grant, Kayleigh, Rain Comments: (No comments so far )
• have u ever designed a telescope by 11thofreb4 to Rain Comments: (No comments so far )