McGraw Hill

Set of six includes one each of the five Platonic solids:octahedron (n 1-8)decahedron (n 0-9)dodecahedron (n 1-12)icosahedron (n 1-20)tetrahedron (n 1-2-3, 1-2-4, 1-3-4 & 2-3-4)plus a hexahedron cube (n 1-6)

Set of six includes one each of the five Platonic solids:octahedron (n 1-8)decahedron (n 0-9)dodecahedron (n 1-12)icosahedron (n 1-20)tetrahedron (n 1-2-3, 1-2-4, 1-3-4 & 2-3-4)plus a hexahedron cube (n 1-6)

Dial spring scale measures mass and force in grams and pounds. Red plastic body with metal hook. 500g/1.1 lb.

Dial spring scale measures mass and force in grams and pounds. Red plastic body with metal hook. 500g/1.1 lb.