STEM Digital Notebook — 142 Pages (GoodNotes · Notability)

Hyperlinked STEM digital notebook for GoodNotes, Notability & any PDF app — 142 pages across 7 grid types (dot, graph/quad, hexagonal for chemistry, isometric, Cornell, polar, lined), 20 pages each. Tap a side tab to jump to any grid instantly; landscape 4:3, sized for iPad. Reuse forever. Instant download — 1 hyperlinked PDF. Digital file, nothing is shipped.

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