2.MATH.9.A
Find the length of objects using concrete models for standard units of length.
Grade 2 · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012
Standard Unwrapping
AI-generated as a starting point — sign in to edit.Vocabulary
lengthobjectsconcrete modelsstandard units of length
Skills
- find (length of objects using concrete models) #dok1
- measure (length using standard units with concrete models) #dok2
- select (appropriate concrete models and standard units) #dok2
Learning Targets
- I can identify standard units of length. #dok1
- I can find the length of an object using a concrete model. #dok1
- I can measure the length of objects using standard units and concrete models. #dok2
- I can select the appropriate concrete model and standard unit to measure an object. #dok2
- I can explain how to use concrete models to measure length. #dok2
Big Ideas
- We use standard units to measure and compare lengths accurately.
- Concrete models help us understand how to measure the length of different objects.
Essential Questions
- Why do we use standard units to measure length?
- How do concrete models help us measure the length of objects?
- What steps do we follow to measure an object's length using standard units?
- How can we decide which concrete model or unit to use for measuring length?
- What might happen if we use different units to measure the same object?