Gagnon's Potometer Dice Stage: Single Layer Mechanical Stage140X140mm

Stage: Single Layer Mechanical Stage140X140mm /75X50mm

The consonants and vowels are even color-coded to make word building a breeze

Size: 215mm x 170mm x 140mm

Use these hundred boards for anything from math games to graphing

subtracting

Gagnon's Potometer Dice Stage: Single Layer Mechanical Stage140X140mmFor the demonstration of transpiration rates and rates of water absorption by a cut shoot under various external conditions. The whole apparatus is filled with water and a plant shoot is sealed into a stopper which fits the end tube. The open end of the capillary tube, which is graduated in millimeters, is placed into a beaker of water. An air bubble is generator by dipping the graduated tube out of and back into a beaker of water. The air bubble can