Glacial Landscape Teaching Model Lab Supplies_Tubes & Vials the wider working face giving

the wider working face giving longer beam paths for clear refraction-angle measurements

this bottle of coarse 20-mesh iron filings is a staple for classroom magnetism and field-pattern demonstrations

Plastic-housed 5

Sturdy wooden pulley simple-machine model with multiple pulleys mounted in series and parallel

Low-conductivity-reference iron rods at 300 by 3mm in a ten-pack

Glacial Landscape Teaching Model Lab Supplies_Tubes & Vials the wider working face givingBefore and after glacial landscape model on a 75 by 100 cm wall mountable backboard, depicting moraines, U shaped valleys, and eroded slopes with each feature labeled.