Guide
3D Printing Lesson Plans: Free Curriculum Guide for Teachers
Each lesson plan below pairs a free printable model from the Amiko Labs library with a learning objective, a lesson flow and a way to assess it — so a 3D print becomes part of the curriculum rather than a one-off activity.
Five ready-to-teach lesson plans
Exploring molecular structures
Chemistry · Grades 8–11 · One 50-minute lesson
Objective: Students explain why molecular shape determines properties like polarity, using printed atoms and bonds they assemble themselves.
- Print reusable atom spheres and bond connectors from the Chemistry subject page (about 2 hours of print time for a class set).
- Open with a 10-minute recap of covalent bonding and electron pairs.
- In pairs, students build water, methane and carbon dioxide and sketch each shape.
- Compare bond angles between groups and discuss why CO₂ is linear but water is bent.
Assessment: Each pair submits labelled sketches with bond angles and one sentence linking shape to polarity.
Human heart anatomy in your hands
Biology · Grades 7–10 · One 60-minute lesson
Objective: Students identify the four chambers and major vessels and trace the path of blood through the heart.
- Print one heart model per table group the night before.
- Students label parts on the print with dry-erase markers or numbered flags.
- Trace oxygenated and deoxygenated blood flow using two colours of string or yarn.
- Each group presents one chamber and its job in 30 seconds.
Assessment: Unlabelled diagram quiz at the end of the lesson, five parts to name.
Simple machines and mechanical advantage
Physics · Grades 6–9 · Two 45-minute lessons
Objective: Students measure how levers, gears and pulleys trade force for distance and calculate mechanical advantage.
- Print a lever, gear pair and pulley set for each station.
- Lesson 1: students record force and distance at each station with a spring scale and ruler.
- Lesson 2: students calculate mechanical advantage and plot their results.
- Close by predicting the advantage of a gear ratio they have not tested.
Assessment: Data table plus one prediction with reasoning, marked against measured values.
Reading terrain with tactile maps
Geography · Grades 5–9 · One 50-minute lesson
Objective: Students connect contour lines on a flat map to real elevation using a printed 3D terrain tile.
- Print a terrain tile of a local or famous landscape with exaggerated height.
- Give each group the matching contour map and ask them to align the two.
- Students mark the highest point, a valley and a likely river path on the map.
- Discuss why settlements appear where they do on this terrain.
Assessment: Annotated contour map with three correctly identified landforms.
Fossils, bones and evidence of evolution
Biology · Grades 9–12 · One 60-minute lesson
Objective: Students compare printed limb bones across species to build an argument for common ancestry.
- Print two or three comparable bone models (human, bat, whale forelimb where available).
- Students measure and record proportions for each specimen.
- Groups sort specimens by similarity and justify their ordering.
- Introduce homologous structures and revisit their orderings.
Assessment: Short written claim-evidence-reasoning paragraph using their own measurements.
Building these into a curriculum
- Map each plan to a unit you already teach instead of adding a separate "3D printing" unit.
- Print once, reuse for years — store class sets in labelled boxes per unit.
- Budget print time: most classroom models take 1–4 hours, so slice the day before.
- Keep one spare of every fragile part; students will break something.
- No printer? Order the prints from a local 3D printing farm — see New to 3D Printing.
Find the models for each lesson
Want a lesson plan for a topic we haven't covered? Request it on the For Schools page, or see more classroom project ideas.