Rain Gauge Glass Geology Model These big wooden numbers each

These big wooden numbers each feature a clear-view plastic top with a fun metal ball sealed inside

Includes Different Weights:

Suitable and useful tools for general laboratory and physics experiment in demonstrations on force and balance

making them perfect for overhead projectors

Autoclavable

Rain Gauge Glass Geology Model These big wooden numbers each100% brand new and high quality Features: The rain gauge measures sprinkler fall and rainfall. 5" accurate measurement for precise rain measurement. Easy to read scale in both inch and millimeters. Suitable for measurement of rainfall, lawn & garden watering Durable, weather resistant construction. This rain gauge helps you keep track exactly how much water has fallen in your garden. Insert into the ground or mount on a fence, deck or building.