The Arduino is a popular microcontroller platform for getting stuff done quickly: it’s widely available, there’s a wealth of online resources, and it’s a ready-to-use prototyping platform.
One: Look at the clouds. Two: They look close enough to touch. Three: One, two, three. Three square clouds. One: And that one. Ah! We need… Three: To get rid of ...
They should conclude that cream of tartar is an acid and laundry detergent is a base. 4. Have students neutralize the Indicator + Cream of Tartar solution and the Indicator + Laundry detergent ...