Educational resource for teachers, parents and kids!Take the wide-mouthed bottle and fill it about half full with water. Turn the long- necked bottle upside down and put it into the wide- mouthed one. Fasten a graduated scale (a piece of paper marked in even intervals) to the back of the neck ofanbsp;...
|Title||:||Who Says You Can't Teach Science?|
|Publisher||:||Good Year Books - 1985-01-01|