Free, teacher-ready lessons and worksheets for Resource Availability and Cost in Grade 3 Math, fully aligned to Texas TEKS 3.9B.
Describe the relationship between the availability or scarcity of resources and how that impacts cost
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To teach Resource Availability and Cost to 3rd grade Math students, start with concrete, hands-on models, then move to pictorial representations before abstract notation. TEKS 3.9B asks students to describe the relationship between the availability or scarcity of resources and how that impacts cost. Crystal Instruction's free ClearLessons for 3.9B walk through this progression with modeling, guided practice, and built-in checks for understanding, while the ClearSheets provide scaffolded practice. You can download both free on this page.
TEKS 3.9B is a 3rd grade Math standard for Resource Availability and Cost. It requires students to describe the relationship between the availability or scarcity of resources and how that impacts cost. It is part of the Texas Essential Knowledge and Skills (TEKS) for Grade 3 Math.
You can download free TEKS 3.9B lessons and worksheets directly on this page — no login or account required. Crystal Instruction provides free PDF versions of our Resource Availability and Cost ClearLessons and ClearSheets for Grade 3 Math, and each one is also available as an interactive lesson inside the full Crystal Instruction platform.
TEKS 3.9B (Resource Availability and Cost) covers the following 3rd grade Math skills: students learn to describe the relationship between the availability or scarcity of resources and how that impacts cost. Free resources for this standard include Full Topic: Personal Finance, Credit and Savings, Human Capital/ Labor and Income, Skill Builder: Credit and Savings, Skill Builder: Human Capital/Labor and Income.
TEKS 3.9B is eligible for assessment on the Texas STAAR test for Grade 3 Math. Every Crystal Instruction ClearSheet for 3.9B is STAAR-aligned, and our ClearLessons are built to STAAR rigor using released STAAR test items — so students practice Resource Availability and Cost in the same format and level of difficulty they will see on the test.