Soil Types Kits Pack Of 12 Tax on Sales 0% This 40cm Resistance Board is

This 40cm Resistance Board is designed to allow students to investigate resistance quantitively

As an Alpha source is moved along the brass mesh

Measuring stick – to be used as a ruler

the set provides a colourful and engaging resource for PE lessons or break times

the ruler easily folds to a compact size for easy storage

Soil Types Kits Pack Of 12 Tax on Sales 0% This 40cm Resistance Board isA boxed kit of 12 reference samples, for teaching geography, forensics, science and agriculture. The samples have been air dried, sieved through a 6mm mesh and packed in containers, with one of each soil type. The kit can be used for describing and grouping soils on the basis of characteristics, including, appearance, texture and permeability. Labelled with soil type and contained in a Gratnells tray. Each set is supplied with a detailed experimental