Models & Manipulatives: Turning Mathematical Ideas Into Concrete Experiences
Published: February 5, 2026
Changes are Coming to the Grades 5-8 High Leverage Concepts Progressions!
Published: August 2, 2024
The Background on the Newly Revised HLC Progressions
All Learners Network (ALN) originally created the High Leverage Concepts (HLCs) Progressions as a resource for classroom teachers, math interventionists, and special educators who create learning opportunities for their students daily. We wanted to build grade level progressions directly connected to the concepts highlighted in our High Leverage Concepts (HLCs) that would provide “road maps” for instructional decisions based on student evidence.
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