
Crew Lessons
Open a lesson. Work the activity flow.
This surface reads the live Supabase Crew Lessons module view and shows only returned, QA-passed lesson rows. Hidden placeholder packs stay out of the grid.
3
modules
88
lessons
2640
activities
Teaching guide
Choose how your guide appears. Reading stays available whenever media is not ready.

r2-publishedQA 0.930
Lesson 3 · Chemistry and observation
Warm Water, Cool Water: What Changes When We Mix?
Learner can make a prediction, observe a mixture, and compare what changed.
mix-the-mortar-and-pestlehowe-the-heron
Activity 22 of 30
mini assessment 1
Do
Answer a recall check.
Prompt
Answer a recall check. Keep the activity tied to: Learner can make a prediction, observe a mixture, and compare what changed.
Evidence signal
storybooks.lesson.mix-color-temperature.mini_assessment_1Runtime boundary
Visible rows come from Supabase, images come from R2, and hidden placeholder packs are omitted. Cross-tier adaptations are not shown here until their runtime gates pass.
