This teaching model is designed to introduce students to what happens inside a chicken egg
sedimentary and metamorphic rocks are formed
carbon dioxide
as a light source
These concepts are critical to continued study of chemistry
Resistance Board QFD This teaching model is designed10 kinds of Resistances mounted on a box type plastic base. Ideal for introduction of resistance in a circuit. 5, 10, 15, 200, 470, 1K, 2K, 10K, 50K and 100k resistances. Connection by 4mm sockets. 8"(200mm) x 5"(125mm) x 1"(25mm). 10 kinds of Resistances mounted on a box type plastic base. Ideal for introduction of resistance in a circuit. 5, 10, 15, 200, 470, 1K, 2K, 10K, 50K and 100k resistances. Connection by 4mm sockets. 8"(200mm) x 5"(125mm) x