"bouteille de gaz"

Precalibrated test tubes and labware give fast, accurate results on-site, in the classroom, or in the lab.

Ideal for Teaching the Value of Fresh Water

Make Sure the Water is Free of E. coli

A great low cost metal detector.

Bacteria Make Up Much of the Composition of the Soil

Enough materials for five groups working simultaneously.

Watershed Nonpoint Source Model

Precalibrated test tubes and labware give fast, accurate results on-site, in the classroom, or in the lab.

Our Most Comprehensive Saltwater Testing Outfit

A Game Your Students Will Want to Play