Prior to the PD day, sign up for the free or demo versions of the following:
Chat GPT https://chatgpt.com/
Gemini https://gemini.google.com/app
Magic School https://www.magicschool.ai/
Tutor Me https://chatgpt.com/g/g-hRCqiqVlM-tutor-me
DALL-E3 https://openart.ai/