Uploaded October 2021 | Updated September 2026, 2 weeks ago
We bought a robot arm to paint portraits of each other. How hard could it be? Thanks to Google Fi for sponsoring todayโs video! Learn more about Fi phone plans today bit.ly/google-fi-ek. Fi is for U.S. residents, with activation in the U.S. required (does not include territories)
Want behind-the-scenes content? Check out the Aftershow for:
- Katelyn's embarrassing word fumble
- One tiny mistake we realized after we had already finished filming
- How long we have wanted a robot arm
- Where this video idea came from
- What surprised us about the "artistic" process
- Other things we might want to do with the robot arm
- Our fears when the arm was delivered
- Thoughts on "decorating" the arm
If you're a Patron already, watch it here: patreon.com/posts/57727184
If youโre a YouTube Member, watch it here: youtu.be/pPqroVL7Z9E
Not a Patron yet? Join here: patreon.com/evanandkatelyn
Not a YouTube Member? Join here: youtube.com/evanandkatelyn/join
TOOLS & MATERIALS (affiliate & *sponsor links)
Robot arm we used: bit.ly/ek-robot-arm (uses inverse kinematics to move in cartesian space)
Cheaper robot arm we considered: amzn.to/3ok8811
๐ Our favorite tools/materials on our Amazon page: amazon.com/shop/evanandkatelyn
๐ ๏ธ All our favorite tools: evanandkatelyn.com/tools
Want more E&K videos? We have more channels:
๐ฎ Gaming: youtube.com/evanandkatelyngaming
๐๏ธ Podcast: youtube.com/evanandkatelynpodcast
๐ฎ Gaming Uncut: bit.ly/ekuncut
๐ซ E&K 2: youtube.com/evanandkatelyn2
๐ซ E&K uncut: youtube.com/channel/UCdq4aWLdfL6BSkkMjkxuAlw
๐บ Twitch live streams twitch.tv/evanandkatelyn
SOCIAL/SUPPORT LINKS
๐ต Patrons can watch our Aftershow here patreon.com/evanandkatelyn
๐ Merch shopevanandkatelyn.com
๐ธ Instagram & ๐ฃ Twitter: @evanandkatelyn
๐ฌ Discord discord.gg/evanandkatelyn
๐ฝ Reddit reddit.com/r/EvanandKatelyn
๐ฅ FILMING GEAR (affiliate)
bit.ly/eandkfilminggear
๐ผ MUSIC
Brandenburg Concerto No 4, Deuces, Fluffing a Duck, Investigations, Marty Gots a Plan, Quirky Dog by Kevin MacLeod
Sneaky Snooper by Audionautix
We bought a robot arm to paint portraits of each other. How hard could it be? Thanks to Google Fi for sponsoring todayโs video! Learn more about Fi phone plans today bit.ly/google-fi-ek. Fi is for U.S. residents, with activation in the U.S. required (does not include territories)
Want behind-the-scenes content? Check out the Aftershow for:
- Katelyn's embarrassing word fumble
- One tiny mistake we realized after we had already finished filming
- How long we have wanted a robot arm
- Where this video idea came from
- What surprised us about the "artistic" process
- Other things we might want to do with the robot arm
- Our fears when the arm was delivered
- Thoughts on "decorating" the arm
If you're a Patron already, watch it here: patreon.com/posts/57727184
If youโre a YouTube Member, watch it here: youtu.be/pPqroVL7Z9E
Not a Patron yet? Join here: patreon.com/evanandkatelyn
Not a YouTube Member? Join here: youtube.com/evanandkatelyn/join
TOOLS & MATERIALS (affiliate & *sponsor links)
Robot arm we used: bit.ly/ek-robot-arm (uses inverse kinematics to move in cartesian space)
Cheaper robot arm we considered: amzn.to/3ok8811
๐ Our favorite tools/materials on our Amazon page: amazon.com/shop/evanandkatelyn
๐ ๏ธ All our favorite tools: evanandkatelyn.com/tools
Want more E&K videos? We have more channels:
๐ฎ Gaming: youtube.com/evanandkatelyngaming
๐๏ธ Podcast: youtube.com/evanandkatelynpodcast
๐ฎ Gaming Uncut: bit.ly/ekuncut
๐ซ E&K 2: youtube.com/evanandkatelyn2
๐ซ E&K uncut: youtube.com/channel/UCdq4aWLdfL6BSkkMjkxuAlw
๐บ Twitch live streams twitch.tv/evanandkatelyn
SOCIAL/SUPPORT LINKS
๐ต Patrons can watch our Aftershow here patreon.com/evanandkatelyn
๐ Merch shopevanandkatelyn.com
๐ธ Instagram & ๐ฃ Twitter: @evanandkatelyn
๐ฌ Discord discord.gg/evanandkatelyn
๐ฝ Reddit reddit.com/r/EvanandKatelyn
๐ฅ FILMING GEAR (affiliate)
bit.ly/eandkfilminggear
๐ผ MUSIC
Brandenburg Concerto No 4, Deuces, Fluffing a Duck, Investigations, Marty Gots a Plan, Quirky Dog by Kevin MacLeod
Sneaky Snooper by Audionautix










![DIY Worldโs Biggest Laptop
Today we attempt to build the worldโs biggest laptop! Thanks to our sponsor Squarespace, go to https://www.squarespace.com/evanandkatelyn for 10% off your first purchase. Check out our limited Words Are Hard merch design at https://shopevanandkatelyn.com/ (only available til March 10th!)
๐ Other sponsors:
TotalBoat: check out the epoxy we use: https://www.totalboat.com/evanandkatelyn (sponsored affiliate link) (search for high performance)
Glowforge: get up to $500 off a Glowforge laser cutter here http://glowforge.com/evanandkatelyn # glowforgepartner
Stepcraft: check out our Stepcraft CNC here https://www.stepcraft.us/shop/stepcraft-m-1000-cnc-system-203546
Want behind-the-scenes content? Check out the Aftershow for:
โข Project exhaustion
โข Filming in public
โข Evanโs huge detour on DC power and the โcoolโ things he found
โข A design element we nixed
โข Thoughts about the failures
โข How the first emblem design was gonna be WAY harder to use resin on
โข Trackpad vs mouse
โข Where are we gonna put this???
Patron members watch it here: https://www.patreon.com/posts/78830795?pr=true
YouTube Members, watch it here: https://youtu.be/nxHGQHnEWN4
Not a Patron yet? Join here: https://www.patreon.com/evanandkatelyn
Not a YouTube Member? Join here: https://youtube.com/evanandkatelyn/join
TOOLS & MATERIALS (affiliate* & sponsor links)
Resin https://www.totalboat.com/evanandkatelyn (sponsored affiliate link)
Glowforge http://glowforge.com/evanandkatelyn (get up to $500 off w/ this link)
Stepcraft CNC https://www.stepcraft.us/shop/stepcraft-m-1000-cnc-system-203546
Monitor/TV https://amzn.to/3HwI6kv
Computer (NUC 11 Enthusiast) https://amzn.to/3RbC7Vs
Ridiculously big mechanical keyboard https://amzn.to/3kNStr0
Portable battery for computer and TV https://amzn.to/3j6OmG7
5V USB RGB COB LED strip https://amzn.to/3RhMiI3
Portable battery for LEDs https://amzn.to/3JrrhIS
Neon pigment https://amzn.to/3Df7dWo
Fine liquid glitter https://amzn.to/3JjnnSl
Syringes https://amzn.to/3Jrsu2S
ABS plastic sheet https://amzn.to/3HBmrI2
Aluminum extrusion https://amzn.to/3XYoB9Y
M8 t-spring nut https://amzn.to/3HA28dR
USB controller https://amzn.to/3DkrU3b
Large trackpad https://amzn.to/3Rea4F0
Small power strip https://amzn.to/3ZYrl8W
Changeover switch https://amzn.to/3Hd4vSm
Terminal Bus Bar https://amzn.to/3HyZ15P
USB pass through panel mount https://amzn.to/3JjAbbx
Power socket plug panel mount https://amzn.to/3jbTvNm
AC power socket https://amzn.to/3kOBhle
USB extension cable https://amzn.to/3wvZ24r
Power plug adapter https://amzn.to/3HCim6p
Sliding leveling feet https://amzn.to/3R9SG44
Table saw from Rockler https://bit.ly/EK-Rockler
๐ Our favorite tools/materials on our Amazon page: https://amazon.com/shop/evanandkatelyn
Want more E&K videos? We have more channels:
๐ฎ Gaming: https://youtube.com/evanandkatelyngaming
๐๏ธ Podcast: https://www.youtube.com/evanandkatelynpodcast
๐ฎ Gaming Uncut: http://bit.ly/ekuncut
๐ซ E&K 2: https://www.youtube.com/evanandkatelyn2
๐ซ E&K Uncut: https://www.youtube.com/channel/UCdq4aWLdfL6BSkkMjkxuAlw
๐บ Twitch live streams https://www.twitch.tv/evanandkatelyn
โ Clips https://www.youtube.com/c/EvanandKatelynClips
SOCIAL/SUPPORT LINKS
๐ต Patrons can watch our Aftershow here https://www.patreon.com/evanandkatelyn
๐ Merch https://shopevanandkatelyn.com/
๐ธ Instagram & ๐ฃ Twitter: @evanandkatelyn
๐ฌ Discord https://discord.gg/evanandkatelyn
๐ฝ Reddit https://www.reddit.com/r/EvanandKatelyn
๐ฅ FILMING GEAR (affiliate)
http://bit.ly/eandkfilminggear
๐ผ MUSIC
Deuces, Hep Cats by Kevin MacLeodMusic
Elevator Bossa Nova from Bensound
The Inspector by Frank Schroeter
Bossa Of Brazil Shores by MusicLFiles
A Brazilian Lover by MusicLFiles
Crime Thriller Podcast by Dave Deville
Main Theme (The Grand Score) by Alexander Nakarada
Jazzi 3 by Frank Schroeter
Thriving Together 36Sloop [Loop] by MusicLFiles
Jailbreak Whispers by John Bartmann
*As an Amazon Associate I earn from qualifying purchases. DIY Worldโs Biggest Laptop](https://i.ytimg.com/vi/uUVfHaW6nWs/mqdefault.jpg)