Rapid-Moisture-Tester-Project-Classpack-Rapid-13-0102-P-A-classpack-of-20-kits-of-components-to-build-a-functional-Moisture-Tester-that-can-tell-if-pot-plants-require-water-The-classpack-contains-all-the-electronic-components-required-including-ready-made-PCBs-in-a-Gratnell-s-Tray-with-lid-It-offers-a-substantial-saving-compared-to-parts-bought-separately-P-P-Students-will-love-this-Moisture-Tester-Project-which-is-linked-to-the-National-Curriculum-as-it-is-simple-to-assemble-and-is