Sunday, February 17, 2019

Animated Artworks

It has become my habit in the STEM Lab to experiment, so to speak, on the 5th graders. When I devise a new project or new activity or practice, I find it useful to try it out on the group of students who will have gone on to middle school next year. That way, the necessary tweaks and alterations can be made for the following year. This unit is not entirely mine as much is adapted from a number of different activities I have seen done by my various Twitter friends.



Having said that, this is very much an experimental unit in which the 5th grade has been working. It is no secret that I do all that I can to bring concepts and skills from other subject areas into my lab projects. I have wanted to implement a unit with a fine arts focus for a while, and I felt like the 5th graders finally had the requisite physical computing skills to be successful. The project involves students creating their own interpretations of a famous artist's work, both digitally and physically.

Students started by doing some research into the life and work of a particular artist. The first two rotation groups got Vincent Van Gogh (because the first group was shorted 3 days due to various interruptions) and the third group is at work on Claude Monet. (I have not settled on an artist for the last group, yet.) These were chosen because they have a wide range of works to choose from. Students selected a work and sketched it into their notes. This gave me the chance to teach some basic drawing techniques which was a novel experience.



Next, students used Scratch to create an animated version of the painting they selected that also shared information about their artist. First they had to download an image of the painting. We used Wikimedia Commons for this because the images are free to use with attribution (which is another thing I have been working to get students in the habit of, citing their sources). They then uploaded that image into Scratch as a background. All of that is something they have learned previously. The next bit, however, took a little practice. They uploaded the image of the painting again, this time as a sprite and used the paint editor tools to erase most of the painting, leaving only the piece they intended to make move with code. In Van Gogh's "Starry Night" this may have been the moon or the clouds, in Monet's "Tulip Field" it was the flowers or the windmill blades. That sprite was then placed exactly over its corresponding place on the background so that it would only appear as a separate element when then triggering event key was pressed. Students repeated this process until they had at least 3 different animated elements in their chosen work. They also added a sprite that told about the life and work of their artist.

Here are a few example projects:
Van Gogh, Irises
Van Gogh, Starry Night
Monet, Boat on the Epte

The second part of the unit moved us into the realm of physical computing with the Raspberry Pi. First I introduced students to the Explorer HAT add on board. It is a self contained set of inputs and outputs capable of running both LEDs and motors. It has a small breadboard (which students learned to use last year) on top for building the circuits. Students are able to program the lights and motors using Scratch, albeit an older version which takes a bit of getting used to for them. Armed with their upgraded skills, students worked in teams to use the Scratch paint editor to create a digital interpretation of their chosen painting. This too takes some practice, but it also allows them to get creative with how they accomplish the drawing. Some use the shape drawing tools and fill them with color, while others use the line drawing tools. Meanwhile, the other partner is drawing the same painting on paper with colored pencils and markers. Both drawings done, the physical and the digital, teams added 2 LEDs to different places on their drawing, wired them to the Raspberry Pi, and programmed them to light up on different key presses. They also drew and cut out a detail from their painting, attached it to the the axle on a motor, and added the motor to the drawing as well. This was programmed to spin on a key press. The lights and motors matched elements in their digital drawing that they had animated on screen, similar to what they did during week 1. They also added a sprite to talk about the artist and the painting.

At this point the rotations are about half over and I am generally pleased with how it has gone so far. I think for the future I will create a gallery of paintings and artists for the students to choose from. Hopefully that will lead to a greater diversity of projects in the gallery.









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