Here are some useful skills and knowledge you can learn in 10 minutes:

1. Basic first aid: Knowing how to perform basic first aid can save lives in an emergency situation.
2. Mindfulness meditation: Practicing mindfulness meditation for just 10 minutes a day can help reduce stress and improve focus.
3. Touch typing: Learning to type without looking at the keyboard can save you time and increase productivity.
4. Basic cooking skills: Knowing how to prepare simple meals can save you money and help you eat healthier.
5. Effective communication: Learning how to communicate effectively can help you in your personal and professional relationships.
6. Basic coding skills: Knowing how to code can be a valuable skill in today’s digital age.
7. Time management: Learning how to manage your time effectively can help you achieve your goals and reduce stress.
8. Basic financial literacy: Understanding basic financial concepts can help you make better decisions with your money.