Soil Layer Blocks
Description
These Four Stackable Blocks Represent The 5 Soil Layers With Tactile Discrimination On The Face. The Design Of These Blocks Is Such That A Student With A Visual Impairment Can Identifying A Distinguishable Trait Relative To The Layer And Demonstrate Knowledge By Stacking Them Appropriately. The Layers Are Also Designed With Relative Size Relating To Each Corresponding Layer. If Any Resizing Of The Models Is Done, All Four Need The Same Ratio To Maintain The Concept Integrity And The Fitting Together.
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