Strip & tick prototype

full board: two 30″×45″ corkboards flush → 90″×30″ · seven 12″ strips per row (tiny gaps ignored) · event-card prototype

Family end

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Evolutionary 560 Mya → now · 80 Mya/strip · tick 20 Mya = 3″ Human history 3500 BCE → 2100 · 800 yrs/strip · century = 1.5″, labeled every 500 yrs Family 1900 → 2040 · 20 yrs/strip · 5 yrs = 3″, decade labeled at 6″ Ticks at strip boundaries are skipped (they'd fall in the gaps)