Soap bubble into college years. A Swiss university professor, Dr. Natalie Hartzell, has theorized that usage of artificial bubbles for entertainment purposes of young children has shown a positive effect in the region of the child's brain that controls motor skills and is responsible for coordination with children exposed to bubbles at a young age showing measurably better motion skills than those who were not. Soap bubbles have been used as entertainment for at least 400 years, as evidenced by 17th-century Flemish paintings showing children blowing bubbles with clay pipes. The London-based firm A. & F. Pears created a famous advertising campaign
Pears (soap) of which contained arsenic or lead) that were in general use at the time. Pears began to experiment with soap purification and eventually managed to produce a gentle soap based on glycerine and other natural products. The clarity of the soap gave it a novel transparent appearance which provided a marketing advantage. To add to the appeal, Pears gave the soap an aroma reminiscent of an English garden. During the nineteenth century, Pears built a large market for its soap in the United States. In 1835 when his grandson, Francis Pears, joined the business the firm was renamed A &