Inventions Who invented Gunpowder? Roger Bacon G. Ferdinand Von Zeppelin Sir Frank Whittle Leo H Baekeland Roger Bacon G. Ferdinand Von Zeppelin Sir Frank Whittle Leo H Baekeland ANSWER DOWNLOAD EXAMIANS APP
Inventions In which year was MIDI introduced? 1973 1987 1983 1977 1973 1987 1983 1977 ANSWER DOWNLOAD EXAMIANS APP
Inventions Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent? Clarinet Banjo Harmonium Oboe Clarinet Banjo Harmonium Oboe ANSWER DOWNLOAD EXAMIANS APP
Inventions What drink was invented by Charles Leiper Grigg in 1929? 7-Up Pepsi Yoo-Hoo Hawaiian Punch 7-Up Pepsi Yoo-Hoo Hawaiian Punch ANSWER DOWNLOAD EXAMIANS APP
Inventions Where was the yo-yo invented? England Philippines France United States England Philippines France United States ANSWER DOWNLOAD EXAMIANS APP
Inventions What toy was invented by Joshua Lionel Cowen around 1900? Tinkertoys Yo-yo Raggedy Ann doll Electric train Tinkertoys Yo-yo Raggedy Ann doll Electric train ANSWER DOWNLOAD EXAMIANS APP
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