Tuesday, September 1, 2020

A STEM Project: Optical Illusions Using the Hyperduino

The optical illusion platform and discs from the previous blogpost, https://papercraftetc.blogspot.com/2020/09/a-stem-project-spinning-discs-which.html can be attached  to the motor on the Hyperduino. In this blogpost, I describe how to make the presentation box to house the Hyperduino and program it with Snap for Arduino.


Hyperduino presentation box with the optical illusion platform attached.

The Hyperduino operating the Optical Illusion Disc.


Disclaimer: 

- Adult supervision should be exercised when using the Hyperduino.

- This project involves a motor which could cause a fire. Do not operate unattended.


Here is the PDF.

Here is the .Studio file.

Here is the SVG.


Make the Hyperduino Presentation Box

Apply glue to the two center tabs as shown above.

Adhere the two sides pieces at the dotted line. Crease all of the dotted lines to form a box.

Apply glue to the top tab as shown. Adhere to form a triangle.  These triangles form the support structure for the box.

Apply glue and form the next triangle below.

Notice this creates a right angle and makes a sturdy support column for the box.

Repeat for the other side.

Apply glue as shown to the side that does not have a hole in the middle.  The triangular area on each side of this tab needs to remain free of glue. Apply glue to the two tabs to make the box.

Make the box by sliding the corners together so that the angled corner is visible. Adhere the glued tab. The vertical tab slides into the area that was not glued as noted above. In the photo above, it should look like the top left corner. Repeat for the right side.
The motor assembly components. Bend the motor strap as shown above.

Align the motor so that the shaft is in the middle of the hole. Insert the motor strap on one side of the motor and glue it down.  Insert the other side of the motor strap.

Glue the motor strap down.  

Apply glue to the square.  Notice that I used a lot of small dots of glue.  This piece needs to adhere correctly to the corresponding piece which is the top of the presentation box.

Adhere the top of the box as shown above.  Make the final support triangle by applying glue as shown.  The triangular corners of this tab need to be free of glue.

Remove the backing off of the yellow foam on the left.

Attach it to the orange plastic base.

Apply four Glue Dots in the four corners.

Adhere the orange base to the presentation box.

Insert the Hyperduino. The Hyperduino is not attached in any way.  You might want to use a Glue Dot to adhere it to its base if you want to make it transportable. 

Apply a Glue Dot to the plastic strap which is seen in the middle of the above photo but don't attach it to anything until you close the box.  The side tab will slide above the motor.  Adhere the motor Glue Dot at this point making sure that the motor shaft is centered in the hole. Again, I did not glue the corners so that the Hyperduino can be removed for other purposes.

Make the corners of the box by sliding the tabs.

View of completed presentation box.

Attach the motor cables as shown. Push in the orange rectangle and insert the pin. 

Cut out the platform pieces.

Apply glue to the tab.

Adhere the tab flat and then make it into a tube.

Insert the tube into the larger of the two discs and glue the tabs down.

Insert the other end of the tube onto the smaller disc.

Apply glue to the tabs on the tube.

Adhere the tabs down

Wait for the glue to dry.

Apply Glue dots to the large disc.

Adhere one of optical illusion discs to the platform.

Apply a Glue Dot to the axle of the yellow motor and then insert the platform onto the Hyperduino presentation box.

Program the Hyperduino with the above code in Snap for Arduino.  Alter the value of the speed from 75 up to 255.  The higher the value, the faster the disc will rotate.


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