
Public learning track
Scientific Modeling, Prototypes, and Engineering Design
3rd Grade · Science · Open Global Science
5 lessons
Goal
Learners will develop physical, conceptual, and digital models, evaluate model limitations, and iteratively improve engineering prototypes.
Featured Diagrams
Using Models to Represent Systems and Processes
5 lessons
0 of 5 done
- 1Using Models to Represent Systems and ProcessesUp nextStart
- 2Evaluating Scale, Materials, and Limitations of ModelsPremiumNot started yet
- 3Exploring Phenomena with Digital SimulationsNot started yet
- 4Building and Testing Physical PrototypesNot started yet
- 5Improving and Refining a Design Based on Test ResultsNot started yet
Curriculum Framework
3rd Grade · Science · Open Global Science
1
5 lessons
Scientific Questioning, Hypotheses, and Problem Definition
Learners will pose testable questions, formulate clear hypotheses based on observable patterns, and define engineering problems using background research.
2
5 lessons
Planning Fair Tests, Variables, and Lab Safety
Learners will design fair test investigations, control variables, write repeatable procedures, and follow laboratory safety protocols.
3
8 lessons
Metric Measurement and Laboratory Tools
Learners will select, use, and calibrate standard scientific tools to collect precise quantitative and qualitative data.
4
7 lessons
Organizing Data, Graphing, and Analyzing Trends
Learners will organize experimental observations into tables, construct graphs, interpret proportional and non-proportional trends, and detect experimental errors.
5
5 lessons
Scientific Modeling, Prototypes, and Engineering Design
Learners will develop physical, conceptual, and digital models, evaluate model limitations, and iteratively improve engineering prototypes.
6
5 lessons
Evidence-Based Explanations, Conclusions, and Discourse
Learners will construct scientific explanations using claims, evidence, and reasoning, communicate findings through multi-modal formats, and participate in collaborative scientific argumentation.