Inventions When was the toothbrush invented? 1790 1742 1770 1765 1790 1742 1770 1765 ANSWER DOWNLOAD EXAMIANS APP
Inventions For over 500 years, paper was only available and sold as single sheets. In 1902, an inventive Australian used half size sheets of paper, a bit of glue and cardboard to create the what? Telephone Book Notice Board Calendar Notepad Telephone Book Notice Board Calendar Notepad ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Dynamite? Sir Alexander Graham Bell Benjamin Franklin Thomas Alva Edison Alfred B. Nobel Sir Alexander Graham Bell Benjamin Franklin Thomas Alva Edison Alfred B. Nobel ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first Lionel trains manufactured? 1920 1944 1901 1890 1920 1944 1901 1890 ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1800s 1880s 1900s 1890s 1800s 1880s 1900s 1890s ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the Internet first implemented? 1960s 1940s 1950s 1980s 1960s 1940s 1950s 1980s ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS