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DIY Halloween: Unicorn Light Up Hoodie

This tutorial is a combination of the  DIY unicorn hoodie  tutorial I found on Pinterest and Adafruit's light up unicorn 3D print tutorial. I used some supplies from Adafruit's candle bows  that we made a few years back instead of buying new materials. You can buy the sewing conductive kit separately on Adafruit without the bows.  I won't go through every excruciating detail but here are some tips that they don't mention and a few workarounds that worked for me based on my supplies.  Supplies needed from both tutorials:  Hoodie (dress in my case) Yarn 3D printed Unicorn Horn with LED base 3D printer with clear PLA filament (I didn't use flexible as the tutorial calls for and it was fine) 1 LED (11mm tall X 7.91 mm wide) Conductive Thread Needle (small enough the fit through the battery holder brass side holes. In the Adafruit kit, I used the smallest needle on the right) Battery Holder Regular Thread Felt (not necessary bu...

Importance of Documentation

I just read about cognitive load theory, developed by John Sweller, a professor at New South Wales Australia.  It's the notion that people can only hold seven pieces of information in their heads at one time. According to SLJ's "The Cognitive Connection," May 2015, recent research claims that we might be holding less, maybe 2 or 4 things (pg. 25).  With that in mind, I recently tried to recreate a "talking skull" with the Sparkfun Arduino kit that I made last Halloween (with hands on help from our local maker at the time). It was much easier said than done. I thought I had taken detailed pictures of the breadboard layout but upon recreation, I was flummoxed. I completely forgot how to do this! I should have taken the shots from above and clearly labeled the wires. I also should have taken a photo of the entire thing. I had a few white wires, one from the PR motion sensor, another from the servo. Which was which? So I shot a video, surely I shot...

Inventions to Make Cardboard Construction Easier

I have come across two products that would make cardboard/recyclable construction creations (especially for younger kids) much easier without all that scotch tape, staples, and box cutters. Strawbees Strawbees securely connect to straws to allow them to move and build crazy contraptions. After watching the video, I was sold. The opportunities are endless: bridges, masks, even a lantern fish that actually works! They come in sets ranging from $20-$80 through their store with a $15 standard flat rate shipping. I bought the $40 box which includes 368 connector pieces.  Could I have printed out my own on a 3D printer? Possibly. I'll have to see when the kit comes in. We have LOTS of straws at the library that I discovered after cleaning the craft closet.  They could be left out on a makerspace cart for students to explore on their own time or built into an already designed program. This will be used in our Tinkering Tuesday STEM programs as well as our drop in building pr...

Our interactive wall is underway!

Last week, when we demoed our 3D printers, one mother asked me, "Why is this at the library?" I think projects like our summer interactive wall will be the answer to her question. Thanks to the help of local artist Sally Dean Mello ,"maker in residence" Kevin Osborn and students from our Tuesday Tinkering Lab, we've begun working on an interactive wall that can be wheeled around the library. Our goal was to have a painted mural wall that patrons can touch with 3D moving aspects. We started by buying a plastic screened wall which Sally designed and outlined a garden scene. We decided upon this wall because we could move it around the library, or maybe even take it on the road, rather than using one of our permanent walls. For the past 2 weeks, students have been coloring it in with acrylic paint during our Tinkering Lab. We invited art students from the high school to come over and now we have a few newcomers to the Lab.  While this has been going on, we ha...

Practical 3D Printing Applications

Many of you might be struggling with patrons or staff saying, "Ok what are you REALLY going to use a 3D printer for? I don't want to print out toys."  Here's a story: A staff member's mother had broke the knob off her air conditioner. They tried gluing the knob back together to no avail so she would just have to use pliers to turn the piece of metal left that attached the knob right? Wrong! We can just design something in tinkercad to fix the error. All I needed was the broken knob in question which I measured out in mm and replicated in the design software using the round roof and cylinder shape.  My main concern was that the hole would fit securely so I made sure to measure the height and width of the hole as accurately as I could. I love that the metric system is in 10s. 10cm=1mm where cm is conveniently on most rulers opposite side of the inches.  It fit like a glove! I recommend using the strong setting in the cube software so the piece is strong enoug...

Week of Making

As we are gearing up for our hands on DIY booth at the Cape Cod Mini Maker Faire on May 31st, the White House has decided that June 12-18 is the week of making to coincide with the DC Maker Faire. You can sign up on their website to let them know what events you have in mind that week at your own library. We just so happen to be doing Lego WeDo Robotics for 4th and 5th grade and an Intro to 3D Printing with Tinkercad that week. It's nice to be on the same page! I love seeing that the government is taking a special interest in the maker movement.

Breaking the barrier between techie and artist

Moving library programming from passive to active modes has attracted and revealed many people's dual strengths. We love it when the artistic side of people's personalities meets up with their nerdy, techie side. Regular, reliable times when teens can come in to tinker has opened up programs to many busy teens who may have thought they couldn't possible squeeze in another activity. Cases in point: Lauren Matthews, a poet, fan fiction writer, and excellent conversationalist, is also keenly interested in creating sculptures and objects with our 3D printers. She is also a whiz at Garageband and photo editing tools, a useful skill when creating our Radiofaces podcasts. Ted Wahle is a big, big, music fan. He hosts one of our music-themed podcasts and has become an expert on designing for the 3D printer. He likes to pursue his artistic as well as his techie side. He's hoping to do some live streaming interviews for us at the Levitate music festival this summer! At t...

Our 3D Cube Printers Came In!!

With a collaborative grant writing effort from community members and library staff, we are proud to announce that we won 2 Cube 3D Printers from the Maker Lab Club in collaboration with the American Library Association, American Makes, and the Association of Science and Technology Centers. We cannot believe how easy these were to set up.  The first one took some extra time as we had to navigate around the new website to find the software, activate the printers, and calibrate it but we were able to figure it out in an hour. The 2nd printer took about 15 minutes! With the 25 free designs already preset for the Cube, we printed a chess piece Rook. It took an hour and a half to print. It even had a staircase inside, what great detail! The Cube has it's own software and design file name (not the standard .stl) so files designed elsewhere will have to go through their software before printing. Once it is ready, file transfer is done over a flash drive that is plugged in directly t...

Engineering and Girls

I recently received a hot tip at a workshop about GoldieBlox (thanks Sudbury!) for ages 4-9.  GoldieBlox sets include a story about Goldieblox and pieces to build your own themed project. You can follow along and build with the story or make something of your own. The pieces of each kit are interchangeable with other kits. The kits are $19.99 each and are sold online or at Toys'R'us.  They even had their own float this year in the Macy's Day Parade and a commercial spot at last year's Super Bowl. These could easily be circulated as kits and considered a library material! Plus the first page of the book (which includes the amount of materials with pictures and number of items in the kit) could be photocopied so the circulation staff knows what goes in it. At first my hackles were up, these are just like "pink" Lego Friends for girls all over again! Why do girls need their own separate Legos? But think of the marketing, Goldieblox has her own dol...

More Fun with Conductive Thread

We recently finished a 3 day workshop on sewing with conductive thread for 5-8th graders.  The students made felt ornaments for the holiday season.  We used the adafruit electronic sewing kit for our supply list. One of our biggest hurdles was getting the kids to learn to sew (and having the patience for it!). Also, thinking about the stages of design before actually committing to sewing. How can the lights be arranged and still make the circuit work? (since the positive and negative sides can't cross).  What's the easiest place to put the battery holder? How does using a snap or button affect the circuit? Tips:  1. Begin by practicing threading a needle and perhaps work on different stitches (without conductive thread).  Ellen has this great stitch book that she made with another group a while back. 2. When you are setting up LEDs label positive and negative sides on felt or with tape 3. Might want to skip adding a switch for the first ornament 4....

DIY Electronic Ugly Sweater Part 2

So you want to add more pizazz than just LED lights? See Part 1 for conductive thread tutorial. This is where littleBits , my favorite magnetic circuit toy, comes in handy. Bits used: Button, bargraph, wire (2), power, servo motor, battery, plastic shoes and Velcro shoes. Originally my idea was to make a felt waving snowman but when I actually tried to put it on the sweater, the arm waving failed miserably. The servo ended up on my shoulder (an easier place to hold the motor anyway).  The bargraph and button ended up underneath the 2nd circle on the snowman with a Velcro shoe to affix it to the sweater. I hand stitched the snowman around the major outline to keep all the bits from moving with regular thread.  No conductive thread is necessary for this part. I bought the sweater at a thrift shop so I had no problem cutting holes into it to fish the servo motor underneath the sweater. The servo bit had a Velcro shoe attached with more Velcro sewed on the underside of the ...

DIY Electronic Ugly Sweater Part 1

The holiday season is upon us and that means it is time for Ugly Sweater Day on December 12th. If you're invited to a party or trying to outdo your co-workers to see who can come up with the best, why not try to electrify your masterpiece? There are a few ways you could go:   For my tree decoration, I decided to use conductive thread, felt, snaps, a 3V watch battery with holder and LEDs. We found all of these items in the Adafruit Candle LED bow kit that we recycled from a previous program. This is a project to directly sew onto any plain sweater (since the ugly sweaters have probably all been scooped up from the thrift stores by now) or make it a pin and not do any permanent damage to your sweater.  One downside to using a 3v battery holder, there is no on/off switch so I used a dark green felt piece for a snap to connect/disconnect the circuit.     I highly advise to plan out your conductive path and LED placement on paper beforehand. It's a bum...