
——Question——
Every
Day
One
Question
To promote science and technology innovation education for young people, enhance their information literacy and practical skills, and cultivate innovative technology talents, we have initiated a daily question program to expose children to a bit of science literacy knowledge every day. The focus is on participation and persistence, and we are launching a free version of the daily question training.
The daily question training includes knowledge and theoretical foundations related to artificial intelligence basics, software programming logic, robot construction and principles, drone principles and applications, scientific experiment principles, algorithm logic, computer fundamentals, smart robot construction and principles, mathematical thinking, and other science literacy topics.
Some daily question trainings will be subdivided based on the children’s age and abilities, hoping that children can find their interests in technology during this process and engage in deeper learning, ultimately turning their interests into hobbies or even specialties. They can also meet like-minded friends and explore the ocean of knowledge together.

Currently, the source of the daily science literacy questions is the “2025 National Youth Information Literacy Competition” at the World Robot Conference, focusing on youth robot design and information literacy competitions in the intelligent application creative engineering theme.
Participants will use 3D design and programming software tools, along with 3D printing technology and smart hardware, to complete intelligent creations of structural carriers and life scenarios. They will design model architectures to complete their projects, combining program algorithms of different themes to accomplish specific functional tasks and present their work to judges.
The preliminary round will primarily consist of online answering, with question types being objective (multiple choice, true/false, etc.), focusing on basic knowledge related to the competition theme.
Note: The sample questions are mainly for participants to familiarize themselves with the competition question types, and the listed question content does not necessarily correlate with the difficulty of the official competition, only ensuring consistency in question types.
Question
Number
287 (Multiple Choice Question) The ultrasonic sensor has four pins. From which pin does the ultrasonic sensor receive the trigger signal to start working?

A. VCC
B. Trig
C. Echo
D. GND
If you wish to communicate, you can privately message Teacher Zhuang to join the discussion group!
Teacher Zhuang’s WeChat ID:Bochaoedu002
(Everyone is welcome to post their answers in the comments section)

Why do we do a daily question?
Perhaps it is because we have received a lot of feedback that children are not familiar with the differences between various technology subjects, making it unclear what they have learned and what they do not know. Each attempt feels like a new beginning. Signing up for various competitions often leads to last-minute cramming, resulting in a lack of systematic learning, and the competition results may not meet their expectations. Parents face various technology subjects and do not know how to differentiate them, nor do they understand how to plan for their children, making it difficult to quickly identify their interests, with high trial and error costs and few opportunities to win competitions. Even during the learning process, they do not know how to guide their children or whom to ask.
Therefore, we have started to try a free version of the daily question training. We learn together, one question a day, focusing on persistence, developing good habits, and making small progress every day. Let’s work hard together!
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