Questions with the keyword 'invention'

• Would it be possible to make a real life lightsaber? by dizzyg12 to Susan Comments: (No comments so far )
• What kind of things can you create with light? by dizzyg12 to Susan Comments: (No comments so far )
• who invented the first led light bulb by jackh13 to Dilwar, Lou, Rachel, Simon, Susan Comments: (No comments so far )
• if you had the opitunity to invent something what would it be ? by marylou123 to Susan, Simon, Rachel, Lou, Dilwar Comments: (so far, 4s comments )