Inventions When was Milk Tray first introduced? 1915 1942 1923 1934 1915 1942 1923 1934 ANSWER DOWNLOAD EXAMIANS APP
Inventions Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? Water skis Hang glider Golf tee Motorboat Water skis Hang glider Golf tee Motorboat ANSWER DOWNLOAD EXAMIANS APP
Inventions Which of the following was first patented by an Australian in 1889? Electric Shaver Electric Fence Electric Heater Electric Drill Electric Shaver Electric Fence Electric Heater Electric Drill ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1880s 1800s 1890s 1900s 1880s 1800s 1890s 1900s ANSWER DOWNLOAD EXAMIANS APP
Inventions For what is Charles Babbage (1792-1871) remembered? Computers Telescopes Steam Boating Radio-Telegraphy Computers Telescopes Steam Boating Radio-Telegraphy ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cracker Jacks Banana split Cotton candy Popsicle Cracker Jacks Banana split Cotton candy Popsicle ANSWER DOWNLOAD EXAMIANS APP
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