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Bright Minds. Geology Geology course pack
See it before you commit

Look inside the Geology pack.

No sign-up, no email required. Here is a real week, a real rubric, a real lab-notebook page, and a real demonstration — the actual materials, not a brochure. Every sample links to the full artifact it’s drawn from.

1 · A real week

One week, two days on the rock.

The course runs on a two-day pulse — about two hours a day, across roughly 32 weeks. Here is week one of Unit 1 — Minerals: the student handles real minerals before a single property is memorized.

Concept Day · ~2 hrs
Meet the properties that separate one mineral from the next — streak, luster, hardness, cleavage versus fracture, crystal habit, and the dilute-acid test for carbonates. Work through what defines a mineral in the first place, and how a dichotomous key turns a handful of tests into a name.
  • Streak, luster & crystal habit
  • Mohs hardness
  • Cleavage vs. fracture
Field & Lab Day · ~2 hrs
Identify unknown specimens for real — powder each on the streak plate, bracket its hardness against fingernail, penny, glass, and steel, and run the dilute-acid fizz test — then work a dichotomous key end-to-end to a name. You reach the identity from your own tests before the key confirms it.
  • Streak & dilute-acid test
  • Bracket Mohs hardness
  • Work a dichotomous key

See the full course map →

2 · A real rubric

How “mastered” is actually judged.

Every skill is scored at one of three levels against a published bar — no points, no curve. Here is one criterion from the Minerals rubric — Mohs hardness — shown exactly the way a parent or guide reads it:

LevelWhat it looks like — “Test Mohs hardness”
DevelopingGuesses hardness by appearance; misuses the kit.
ProficientRuns scratch tests but reverses which scratches which, or reports a single number instead of a range.
MasteryUses fingernail, copper penny, glass plate, and steel nail methodically to bracket hardness on the Mohs scale and reads it accurately (e.g. calcite ~3, quartz 7).

Browse the full rubric set → · How this becomes an A–F grade →

3 · A real lab-notebook page

The artifact a student builds, keeps, and defends.

The lab notebook isn’t busywork — it’s the primary record, kept in pen at the bench and defended out loud. Here is one real Field & Lab Day, every section kept live — note the struck-through moment the fault was first read as a layer and the honest sources of error.

Oct 9 Reading a rock-layer sequence
Question
What is the order of events recorded in a road-cut cross-section?
Hypothesis
By superposition the bottom layer is oldest; a fault cutting the layers came after them (cross-cutting).
Materials
Cross-section diagram; field notebook; colored pencils.
Procedure
1. Number the layers bottom to top. 2. Mark any fault or intrusion. 3. Apply superposition & cross-cutting. ↪ first read the fault as a layer — corrected
Observations & data
FeatureRelative age
sandstone (bottom)oldest
shalenext
limestonenext
fault cutting all threeyoungest
Labeled sketch: three layers with a fault line cutting across them.
Analysis
The three sedimentary layers formed in order, oldest at the bottom (superposition); the fault cuts all three, so it must be younger than every layer it offsets (cross-cutting).
Conclusion
Order of events: sandstone → shale → limestone → faulting — read straight from the rock using two simple rules.
Sources of error
I first mistook the fault for another layer — corrected after seeing it cut across the others. Relative dating gives order, not actual ages.
A model entry. One Field & Lab Day, kept live at the bench — graded against seven habits and defended at year’s end.
  • Dated & titled entries
  • A testable question & hypothesis
  • Units on every number
  • Significant figures, honestly reported
  • Calculations shown, not just answers
  • Pen in real time — struck, not erased
  • Error analysis with direction & size

See the lab-notebook starter →

4 · A real demonstration

The moment that can’t be faked.

Three times a year, a student performs and defends a demonstration — standing with their own work and reasoning aloud while an adult asks unscripted follow-ups. In the rock & mineral ID defense, they identify unknown specimens by streak, hardness, cleavage, luster, and the dilute-acid test — then defend each call out loud.

“Metallic-looking, but the streak came up greenish-black, not the reddish-brown I’d get from hematite — and it scratched glass, so it’s harder than 5.5. Brassy luster, cubic habit, that streak: pyrite, not gold. Gold would streak yellow and be far too soft to scratch glass.”

A passing answer from the rock & mineral ID defense — reasoning from streak, hardness, and habit, not reciting a definition.

Read the demonstration rubric →

5 · What you’d print

The whole pack, ready for a binder.

Everything here is on the web to read — and every rubric, checklist, and guide also has a print-ready packet version, formatted 8.5×11 for a clipboard or a three-ring binder. You assemble the student’s binder from the pack itself; there’s nothing else to buy to hold it in your hands. We’ve put them all in binder order on one page: Assemble the Geology binder →

Seen enough to start?

The whole Geology pack is open to read and print. Open it and begin, or ask us a question first — a real person answers.