Integration is not decoration — it is a deliberate method for making each unit reach outward into history, reading, and writing first, then into geography, ethics, data, and economics, so the botany becomes something a student can think with rather than just recall. Memory is associative: a fact lashed to a discovery, a controversy, and a consequence is held by a dozen threads instead of one.
Every unit radiates the same structured set of connections off the science spine — three tiers plus a quantitative lane. This is what keeps the cross-domain work rigorous instead of random.
| Tier | What it carries |
|---|---|
| Core spokes always required | History, Reading, Writing. Every unit names who discovered the idea and what they got wrong first, gives a real text to read (primary source, biography, living book — not a textbook chapter), and asks for writing in the student’s own voice. These run in every unit, no exceptions. |
| Standard spokes where they fit | Geography (where in the world this matters — crops, habitats, environment) and soft social studies (the ethical and policy stakes). Where a unit genuinely doesn’t carry these, we move them to the elective pool rather than fake a connection. |
| Elective spokes pick ~two of five | Data & quantitative · Ethics · Economics · Technology & engineering · Art & design. Additive depth, never a substitute for the core. Letting students choose feeds wonder and lets faster students go deeper. |
| Applied-math lane always present | Math is not a spoke — we use math, we are not a math program. Botany leans on math more than most sciences; every unit names the specific math the botany actually requires, done inside the lab context. The per-unit lane is on Page 3. |
Integration is graded as its own strand, separate from the science-mastery criteria. A student can be Mastered on the botany and only Approaching on integration, or the reverse — which keeps the science bar pure while still rewarding cross-domain depth.
Every unit has an anchor built the same way. Each row names the unit’s botany big idea and the real-world anchor that carries the History, Reading, and Writing core — a doorway, not a detour.
| Unit | Botany big idea | Integration anchor |
|---|---|---|
| 01 Plant Cells & Tissues | Plants are built from specialized cells organized into dermal, ground, and vascular tissues. | Robert Hooke coining the word “cell” in 1665 from a sliver of cork — pair with The Cabaret of Plants; the microscope opens a hidden world. |
| 02 Roots, Stems & Leaves | A plant’s organs each do a job — anchoring, support and transport, and light capture. | Leonardo da Vinci’s notebooks on branching and leaf arrangement — students measure phyllotaxy and find the spirals he sketched centuries early. |
| 03 Photosynthesis & Plant Energy | Plants convert light, water, and carbon dioxide into sugar and oxygen. | Priestley and Ingenhousz discovering that plants “restore” air — trace it to the oxygen we breathe and to carbon and climate today. |
| 04 Water & Nutrient Transport | Water moves from roots to leaves by transpiration, cohesion, and tension. | Stephen Hales’s 1727 measurements of sap flow — students measure transpiration rate and reason to the cohesion-tension mechanism. |
| 05 Plant Growth & Hormones | Hormones such as auxin direct where and how a plant grows, including its tropisms. | Charles and Francis Darwin’s experiments on how seedlings bend toward light — pair with What a Plant Knows; a covered tip changes the conclusion. |
| 06 Flowers, Seeds & Fruit | Flowers are reproductive organs; pollination and fertilization produce seeds and fruit. | Mendel’s pea garden — dominant and recessive traits, the 3:1 ratio, the chi-square test, and the tie-in to meiosis and the flower’s structure. |
| 07 Plant Diversity & Classification | Plants are grouped by shared traits — mosses, ferns, gymnosperms, and angiosperms. | Carl Linnaeus and the birth of binomial naming — students build a dichotomous key and argue how a shared naming system changed science. |
| 08 Plants, Ecosystems & People | Plants anchor food webs and shape human history, agriculture, and climate. | The Green Revolution and Norman Borlaug’s wheat, or the Irish potato famine — how a single crop can feed or fail a nation. Pair with The Botany of Desire. |
Big idea: traits pass to offspring in predictable ratios governed by discrete factors — genes. Anchor: before Mendel, heredity was explained as “blending”; an Augustinian monk counting thousands of pea crosses (1856–1863) found a clean 3:1 ratio that blending could never produce — and the world ignored the paper until 1900. Question: students run a Punnett square, predict the 3:1 ratio, and test real cross counts with a chi-square. Connection back: this is inheritance and the flower’s reproductive machinery — the traits Mendel tracked are expressed through the structures students dissect in Unit 06.
Math never drives a unit, but botany uses it constantly — always anchored to the observation or measurement at the bench. Here is the quantitative skill each unit actually uses, done inside the lab context rather than as a parallel curriculum.
| Unit | Applied math (in the lab context) |
|---|---|
| 01 Plant Cells & Tissues | Cell counting and scale bars; surface-area-to-volume ratios; microscope magnification math. |
| 02 Roots, Stems & Leaves | Phyllotaxy angles and Fibonacci spirals; leaf-area estimation; proportional reasoning. |
| 03 Photosynthesis & Plant Energy | Rates of O₂ production; light-intensity vs. rate graphs; reading slopes off data. |
| 04 Water & Nutrient Transport | Transpiration rate (water lost over time and leaf area); proportional reasoning; unit conversions. |
| 05 Plant Growth & Hormones | Growth-curve plotting; measuring bend angles; rate-of-elongation arithmetic. |
| 06 Flowers, Seeds & Fruit | Probability and ratios (Punnett squares); the 3:1 and 9:3:3:1 ratios; chi-square goodness-of-fit. |
| 07 Plant Diversity & Classification | Dichotomous-key logic; trait tables; percentage and frequency counts. |
| 08 Plants, Ecosystems & People | Population and yield math; food-web energy transfer (the 10% rule); interpreting ecological data. |
Students run the Punnett-square ratio inside the heredity lab, the transpiration rate inside the water-transport experiment, the surface-area-to-volume math inside the leaf lab. The number always means something because it is attached to a result they produced — never a worksheet detached from the botany.
Integration is its own strand. Track each unit’s integration level across the year — Not Yet, Approaching, or Mastered — separate from the science-mastery rubric. Record demonstration tokens earned in the final column.
| Unit | Not Yet | Approaching | Mastered | Tokens |
|---|---|---|---|---|
| 01 Plant Cells & Tissues | ◯ | ◯ | ◯ | ______ |
| 02 Roots, Stems & Leaves | ◯ | ◯ | ◯ | ______ |
| 03 Photosynthesis & Plant Energy | ◯ | ◯ | ◯ | ______ |
| 04 Water & Nutrient Transport | ◯ | ◯ | ◯ | ______ |
| 05 Plant Growth & Hormones | ◯ | ◯ | ◯ | ______ |
| 06 Flowers, Seeds & Fruit | ◯ | ◯ | ◯ | ______ |
| 07 Plant Diversity & Classification | ◯ | ◯ | ◯ | ______ |
| 08 Plants, Ecosystems & People | ◯ | ◯ | ◯ | ______ |
A student who walks through all eight anchors finishes understanding that botany is how humans learned to read the living world, and that every term on the page was once a discovery someone fought for — the version of the subject a student keeps.