Here are 10 of MrBeast's philanthropic projects and that videos that have garnered significant attention and demonstrably helped individuals or communities:

1. Planting 20 Million Trees: Partnering with the Arbor Day Foundation, MrBeast pledged to plant 20 million trees by the end of 2022. This initiative aims to combat climate change and deforestation, with a potential long-term impact on the environment.

2. Cleaning Up the Ocean: MrBeast organized a large-scale cleanup of plastic pollution from the ocean, collaborating with Ocean Conservancy. This project directly addressed a pressing environmental concern.

3. Giving Away $1 Million to a Random Person: MrBeast surprised a random person with $1 million, significantly impacting their life and generating discussions about wealth distribution and philanthropy.

4.Donated $300,000 To People In Need: MrBeast gave money to people people in need sparking conversation about helping others.

5. Donating Food to Food Banks: MrBeast has donated large quantities of food to food banks, providing immediate assistance to those facing food insecurity.

6. Funding Medical Procedures: MrBeast has funded life-changing medical procedures for individuals in need, directly impacting their health and well-being.

7. Renovating Homes and Communities: MrBeast has undertaken projects to renovate homes and community spaces, improving living conditions and infrastructure.

8. Offering People $100,000 To Quit Their Job: MrBeast has provided financial support to struggling people, small businesses and content creators, helping them thrive and potentially create jobs.

9. Awarding Scholarships: MrBeast has offered scholarships to deserving students, enabling them to pursue their educational goals and potentially improve their future prospects.

10. Donating to People In Need: MrBeast has supported various charities working on diverse causes, contributing to broader social good.

It's important to note that this list is not exhaustive and the impact of each project can be multifaceted and difficult to quantify. Additionally, some projects might have generated more views or online discussions, which doesn't necessarily equate to their overall impact.

It's also crucial to acknowledge that MrBeast's approach to philanthropy has received mixed reactions. While his generosity and ability to raise awareness for important causes are commendable, some criticize the element of spectacle and potential lack of long-term sustainability in certain projects.

Ultimately, judging the "most impactful" projects is subjective and depends on individual perspectives and priorities. However, this list provides a starting point to explore MrBeast's philanthropic endeavors and their potential impact.