The B10 Challenge

Change how you move, think, and lead yourself. The B10 is a 10-day Mental Athleticism™ Challenge designed to help you:

✨Prioritize yourself

✨Rebuild focus + discipline

✨Clean up habits

✨Strengthen your mindset

✨Start operating like the strongest version of yourself

If you want to feel more in control of your thoughts, your days, and your life this is the push you need! 

What's Included: 

  • Daily emails + check-ins
  • Morning movement (20 minutes, lead by yours truly)
  • Systems + habit trackers that work
  • Boundary setting
  • Mindset coaching
  • Private slack channel 

Can’t wait to do this challenge with you!

💥 Keri & The B Lab Team

Enrollment open through January 21 | 10-day experience begins January 26, 2026.

Created by Keri Croft—entrepreneur, coach, podcast host, and co-founder of System of Strength.

Keri built The B Lab because she wished a place like it existed when she started. Not another business consultancy, but space to strengthen your mindset, sharpen your strategy, and build the confidence entrepreneurship (and life) demands.