Schools been blown to pieces

If I was king of the world. This is how I would change the US school systems
Fewer classes per day (3-4 max), but longer class periods to allow for in-depth project/problem-based learning. subjects.
Dedicated time for self-directed learning to work on individual projects, with teachers as mentors.
Classes focused on topics like: data analysis, media literacy, research methods, logic and reasoning, ethics, communication, design thinking.
Cross-disciplinary classes that blend science, tech, humanities to reflect real-world complexity.
Group collaboration built into parts of each day to practice teamwork and interpersonal skills.
Student presentations of projects or findings from self-led study for peer feedback.
Regular sessions on metacognition, self-reflection and learning to learn.
Use of smart technology like AI tutors customized to each student's strengths/weaknesses.
Community service integrated into schedule to provide real-world context.
The schedule would be more flexible with extended blocks for complex projects, personalized guidance, and developing the 4C skills: communication, collaboration, creativity and critical thinking. The focus is on producing engaged citizens who can continually learn and think innovatively as information changes.

What do you think?