Find the right guidebook for your next project
Each collection pairs approachable explanations with the calculators our community reaches for most. Skim the overview to map your goals, then launch the tools to tailor the math to your situation.
- Focused themes cover personal finance, wellness, travel, science and more.
- Tables, checklists and prompts keep momentum strong as you work through each topic.
- New guidebooks appear regularly—bookmark favorites and share them with your team.
Collections you can explore today
Wealth Builder Guidebook
Explore calculators for home purchases and long-term investments.
Side Hustle Success Guidebook
Discover calculators that help your side business thrive.
Healthy Habits Guidebook
Improve wellness with calculators for nutrition, sleep and stress.
Travel Smart Guidebook
Plan memorable trips with budgeting, insurance and rewards calculators.
Home Makeover Guidebook
Plan renovations and energy upgrades with handy calculators.
Savvy Car Ownership Guidebook
Use fuel, loan and maintenance tools to manage vehicle costs.
College Success Guidebook
Budget for tuition and track grades with key education calculators.
Culinary Companion Guidebook
Streamline meal prep and grocery spending with cooking calculators.
Outdoor Adventure Guidebook
Pack smarter and budget for epic hiking or camping trips.
Home Brewing Guidebook
Brew beer, cider and wine with recipe and fermentation calculators.
Photography Guidebook
Capture stunning images and manage your workflow with helpful tools.
Kids Financial Responsibility Guidebook
Teach children budgeting basics and how to grow their allowance.
Strange Physics & Cosmology Guidebook
Probe multiverse gambles, warp drives and end-of-universe scenarios.