Top 10 easiest projects with arduino nano||DIY arduino projects

Codes are available at this links
1.Motion activated lights:
https://create.arduino.cc/projecthub/...

2.Micro robot:
https://www.instructables.com/Arduino...

3.enhanced spyder robot:
https://www.instructables.com/ARDUINO...

4.Teleball:
https://create.arduino.cc/projecthub/...

5.arduboy clone:
https://www.instructables.com/Arduboy...

6.Balancing robot:
https://maker.pro/arduino/projects/bu...

7.Nano piano:
https://www.hackster.io/christian-mad...

8.Otto robot:
https://create.arduino.cc/projecthub/...

9.Hand sanitizer:
https://www.hackster.io/MissionCritic...

10.Heart rate monitor:
https://www.hackster.io/aka3d6/heart-...