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Category: The Sign class (Design)

Science Engineering Project Blog Post #1- Define and Inquire

Define the project:

This engineering task is to create an original project that both aids and helps a targeted audience and demonstrates scientific understanding, such as movement/transfer of energy. The task is aimed to be useful and purposeful, contributing to the world and most importantly original and aesthetically appealing.

Possible ideas:

-Portable suction light

-Magnetic/Hydraulic lazy tools-automatic movable shoulder rests, leg movers, arm stands, etc.

-Electrical automatic motorized light switcher (switches lights off from a distance (wireless/wired to be determined) without physically pressing them)

-Electrical motorized drink/bottle shaker

I am really interested in making the portable suction light, as it can be extremely useful for a variety of people and can be affordable, realistically made at the same time. On the other hand, the electrical light switcher is a unique idea, however, the level of difficulty to make the project work effectively is quite high.

KS-01 SINGLE BOTTLE FULLY AUTOMATIC SHAKING MACHINE | 台灣鎧瑋封口機How to Adjust a Lazy Boy Recliner Footrest: The Definitive Guide - Krostrade

Targeted Audience:

The suction light is for users who are frequently traveling, outside, staying at home, working, and are in need of portable lights. The suction is designed to cope with multiple different environments while providing a sufficient light source. Similarly, the light switcher is suitable for users that are at home or at a working space, the automatic light switcher can come in handy when saving time or simply being “lazy” at home when we do not have to get up and turn off the light.

Some constraints and difficulties the suction light will experience is the problem of electricity, if it is run by batteries then it will lack the purpose of long-term lighting. An alternate solution would be to use chargeable batteries as an electricity source, however, this also comes to the problem with designing a more heavy and bigger light in terms of components. Knowing that the whole goal is to be portable, the larger light is not practical. As for the light switcher, a major problem would be the switcher falling off/detaching from the wall it is connected to, due to the pressure, humidity, surface, or errors in the design. Another problem would be the limited distance from the remote control to the light if it is designed to be wireless. A wired connection should not be a concern and run smoothly.

 

App Inventor Reflection Blog Post

By Steven Chou 7-3

  1. I used to think that coding was very boring because it was just blocked after blocks of the same thing over and over again, but now I think coding is very fun and interesting because I could express my ideas and also get joy out of it.
  2. I built this app for Bryan.T because he struggles to keep track of his time while he is on a device. This app would help him keep track of his time and his eyes are more protected from getting myopia. (nearsightedness.)
  3. I designed the big countdown numbers at the top of the screen because that way it’s more visible and easier to see. I made the -/+ time buttons at the middle column because that way it was easier to press and click for the user(s). I made the meme buttons at the bottom because that way the meme pictures fitted the screen. Lastly, I put the “Go back” and “Credits” button at the bottom because that way it was more professional.
  4. The quality of the app is pretty good. The timer has simple buttons that have: “Start” “Pause” “Reset”. When you press to start the timer starts and obviously pause is pause and reset is resetting the timer. In the middle part, there are +/- 1 sec, 1min and 30min. When you click the button it will change the time on the timer. Finally, the “Credits” and “Go back” buttons take you to another screen when clicked.
  5. My app was very clear and easy to use. Users that use this app would know how to use it and understand it easily. However, this app does have some weaknesses.  The app is not very detailed in terms of button choices and looking.
  6. If I could redo this app, I would add more buttons to the timer and add more sophisticated, detailed, advanced coding to the app.

My advice for making this app: Focus on the coding first, then the decoration or coloring because you might run out of time later and you won’t be able to finish the app. Also, when you are testing your app, use a tablet and not phone because the tablet performs better and has a bigger, greater, clearer screen.

Click HERE to see a video of my app

Hummingbird Zoo Reflection

Sorry we forgot to take videos and pictures of the actual robot.

A part

1. The most difficult part of the project was when we have to attach the servo on to the side of the mouth. It was hard because we didn’t want to damage the Servo but we had to put hot glue on the servo. The Servo was also hard to attach because it had to be measure precisely and be glue on the cardboard sideways.-

2. The most enjoyable part of the project was when we finished the alligator and when it functioned. It was so exciting and happy to see the servo move regularly and function. We also had a feeling of” Finally!” In our thoughts.

3. I did well on making the servo and the hummingbird connecting together and working properly. Also, I did pretty well on the code part and the structure of the alligator.

4. I would paint and make the whole structure look nicer and cleaner. This is because our project now is very dirty and unorganized. It looks like everything is made and painted very roughly and without quality. So next time I would improve the quality of the alligator.

B part

1. I learn that fashion and style are not important in the process of making a working robot. The style and the colors, decorations come after everything is working and built. If the majority of the time is spent coloring and decorating, then the time to do the important things(servos, codes, structure) would be less. In addition, causing the work to be delayed or unfinished(not working)

2. When I was programming the robot, I learned that sometimes it is the hardware that isn’t working causing the whole robot to not work. Every time my robot does not function properly, I always think It’s my fault that I did the code incorrectly. But it was actually the battery pack’s problem; it was out of juice. As a result, I learned that I don’t always think I am the problem, I am always wrong.

3. I would like to learn about how to create a code that could let the robot be controllable with a remote controller. That way the robot would be more fun to play with and much more interesting to build.

 

My advice, recombination: Focus and try to finish the code first, then work on the body or the decoration of the robot.

My Cranky Contraptions

My biggest success was to create the up and down part for the Baseball/bat Cranky Contraption

My biggest obstacle was trying to make the head and the stick in position

Skills that I developed; How to make an up and down Cranky Contraption.

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