Wednesday, October 16, 2024

3D Priting: Christmas Decorations 2024

 

Challenge: For a junior student to design, create and print a unique Christmas decoration that could hang from a tree.

Background: This is the latest classroom challenge for my junior class of students.  The students brief was to have something that was original, had a aspect of personalisation and was able to be realistically hung from a tree.

The first example shown left was produced by a Y3 student (a seven year old) in under five minutes.   The student took a design element from the Tinkercad main interface page (the snowflake) and then applied their name on the bar linking the snowflake and the ring.  All of these three features were available from the basic design template and the student was familiar with using them to create something.   They were able to submit this to their individual student Tinkercad account.


Level of Difficulty: Medium - the student created something using three basic interface tools to create the design, then link them all together and group them.   This student while new to 3D Printing this year has now spent nearly twelve months in the classroom using Tinkercad to design this.

Size: The print was 140mm long.   The snowflake measured 60mm across, the name bridge aspect of the print was 10mm wide and the design was 10mm thick at the snowflake and the lettering for the name was 15mm high.  The student is going to look at these dimensions moving forward.

Timeframe: Two hours - this was something that would be improved (ie shortened) by refining the design to ensure that it was all consistent with the size.  Although the link bridge with this design is narrow it is something that is intended to be hung from a tree for display and not something that needs to be robust to be handled.

What we would do differently/Next steps for teh students: As noted the design is currently a little uneven in places - the design could be improved that way.   The name of the designer could potentially have each of its letters flipped so that it could be read down the spine of the linking pin.   

The design was printed using 'sheen' PLA which we are continuing to experiment with, so was not spray painted.  You can read additional Christmas designs from previous students by clicking on the link here.

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