
Public learning track
Metric Measurement and Laboratory Tools
3rd Grade · Science · Open Global Science
8 lessons
Goal
Learners will select, use, and calibrate standard scientific tools to collect precise quantitative and qualitative data.
Featured Diagrams
Measuring Length with Metric Rulers and Meter Sticks
8 lessons
0 of 8 done
- 1Measuring Length with Metric Rulers and Meter SticksUp nextStart
- 2Measuring Liquid Volume with Graduated Cylinders and BeakersPremiumNot started yet
- 3Measuring Mass with Digital Scales and BalancesNot started yet
- 4Measuring Temperature with Celsius ThermometersNot started yet
- 5Measuring Elapsed Time with Stopwatches and TimersNot started yet
- 6Observing Structures with Hand Lenses and MicroscopesNot started yet
- 7Testing Magnetic Properties with Bar and Horseshoe MagnetsNot started yet
- 8Understanding Measurement Precision and Tool LimitsNot 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.