Class 4-The Spying Mission! 👀🔎
2016-11-26T21:20:54+00:00A couple of weeks ago we made periscopes that reflected light when we were investigating light. Today we moved on to thinking more about our eyes, so we transformed our first periscope into one that allowed us to see over and around objects. After creating the final version of our prototype periscopes it seemed only right to go outside and [...]