elements with principles by Rondee johnson https://padlet.com/johnsonr2020/gdt2pfiiakmk Rondee Johnson en-us 2017-08-21 16:05:15 UTC 2017-08-21 16:10:13 UTC hello@padlet.com color johnsonr2020 https://padlet.com/johnsonr2020/gdt2pfiiakmk/wish/181906721 2017-08-21 16:10:03 UTC https://padlet.com/johnsonr2020/gdt2pfiiakmk/wish/181906721