18 calculatorsDesignerAll toolsAbout
Guides

Woodworking Guides

Long-form build and design guides that put the calculators to work, with the numbers walked through step by step. Figures are computed from the formulas shown or taken from the sources cited; any prices are rough orientation, not quotes.

All guides3 guides

How to Build an End Grain Cutting Board9 min readThe flagship build, start to finish — species choice, both glue-ups, the exact cut-list math, and a finish suited to food contact.Wood Movement: Why Panels Crack and How to Design for It8 min readThe physics behind every cracked panel — real shrinkage numbers, the movement formula worked through, and the joinery patterns that let wood move.Board Feet Explained: How Lumber Is Really Priced7 min readThe hardwood yard decoded — the 144 in³ unit, four-quarter lingo, rough-vs-surfaced billing, and a real checkout worked to the penny.