What is famous Czech invention?, semtex, glasses, car, shoes, When was semtex invented?, 1845, 1955, 2002, 1902, When was the first car invented?, 1804, 1764, 1927, 1885, Who was the first man on the moon?, Neil Amstrong, Elon Musk, John Green, Gagarin, When was the first mobile invented?, 1982, 1759, 1890, 1956, What is the most popular mobile brand?, Apple, Huawei, Xiaomi, Samsung, Where was gunpowder invented?, India, China, Egypt, Greece, Who discovered gravity when an apple fell from a tree?, Albert Einstein, Nikola Tesla, Galileo Galilei, Issac Newton, What planet is known as the Red Planet?, Mars, Venus, Mercury, Jupiter, What gas do plants need for photosynthesis?, Oxygen, Nitrogen, Carbon Dioxyde, Hydrogen, Who developed the theory of evolution?, Louis Pasteur, George Mendel, Marie Curie, Charles Darwin, What force keeps us on the ground?, Magnetism, Friction, gravity, Electricity, Who invented the telephone?, Thomas Edison, Alexandr Bell, Guglielmo Marconi, James Watt.

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