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    • Home
    • Hailey's Story
    • Programs
    • Events
    • Donate
    • PHHF Blog
    • Resources
    • Merchandise
    • Financials & Contact
  • Home
  • Hailey's Story
  • Programs
  • Events
  • Donate
  • PHHF Blog
  • Resources
  • Merchandise
  • Financials & Contact

2025 Boo! Brain Cancer Bike Challenge & 5K

Join us for our biggest fundraising event of the year! 

Registration for our third annual BOO! Brain Cancer Bike Challenge and 5K is open through October 31st. Sign up by September 30th to receive a challenge medal.

BOO! Brain Cancer Bike Challenge & 5K (runsignup.com)! 


The event is virtual, so you can complete the bike challenge or 5K from anywhere! Sign up today, form a team, and help support children battling brain cancer! 


Can't bike or run, but want to donate? Visit  

BOO! Brain Cancer Bike Challenge and 5K Online Donations (runsignup.com) 

Thank You to Our Great Pumpkin Presenting Sponsor

Thank You to Our Mini Monster Sponsor

Meet the Kids We Honor in the Boo! Brain Cancer Challenge

Copyright © 2025 Princess Hailey's Hope Foundation - All Rights Reserved.

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Register or Donate Today!

Registration is open for our virtual Boo! Brain Cancer Bike Challenge and 5K! Sign up by September 30th to be able to receive a challenge medal!


Can't commit to the challenge? You can help fund critical pediatric brain cancer research by making a tax-deductible donation.

Register or Donate Today