Unit 2: Overview
(archived - 2022-2023)
Vocabulary
(archived - 2022-2023)
Learning Objectives
(archived - 2022-2023)
Module Notes
(archived - 2022-2023)
1. Case Studies (Slide 12)
Bullying a girl named Alexa- Parents of children called Alexa challenge Amazon
Risk of some features - IS ALEXA SAFE FOR KIDS?
Rude kids?/ privacy concerns? - Are smart speakers really safe for children?
Conversation complexity/Jeopardising teaching professions? - Is Amazon Alexa harmful to children’s educational development?
Wrong/incomplete answers, discourage critical thinking - Parents say using Alexa to entertain kids comes with problems
1. Waveforms & Spectrograms Activity
Software: Spectrogram demo
Teacher's Video Demo support
2. SpeechDemo Activity
Software: SpeechDemo
Teacher's Video Demo support
Speech Video demo (4:30 mins)
4. Chatbot with BERT Activity
Implement a simple chatbot that represents a character in a story and can answer questions about itself and the story. This activity uses the BERT language model, a transformer neural network that can understand text and answer questions.
Software: ML4K Scratch 3
Note: This is a separate instance from the traditional Scratch hosted by MIT
Optional: Pre-made demo Chatbot with BERT.sb3
5. Intelligent Assistant with Keywords (Cognimates)
Create a simulated intelligent assistant in Scratch using Machine Learning for Kids (ML4K) that responds to voice input, modeled after Siri or Alexa. This is a simulation that outputs predetermined responses to selected keywords in the input; real assistants do much more.
Intelligent Assistant with Keywords (Cognimates) Activity Guide
Software: Cognimates website
Optional: Pre-made demo Intelligent Assistant Cognimates.sb3