Class 4 GK Worksheet: Inventions and Inventors
Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.
NameDateTime takenScore ___ / 40
- 1.True or false: a calculator helps us do sums quickly. (a) True (b) False
- 2.True or false: Louis Braille gave us X-rays. (a) False (b) True
- 3.What did René Laennec give us? (a) X-rays (b) raised-dot writing (c) the first aeroplane (d) the stethoscope
- 4.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
- 5.🔧 Which invention helps us print many books? (a) thermometer (b) clock (c) microscope (d) printing press
- 6.True or false: a printing press helps us find directions. (a) True (b) False
- 7.True or false: a telephone helps us talk to people far away. (a) True (b) False
- 8.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) microscope (d) printing press
- 9.What does a compass help us do? (a) tell the time (b) hear the heartbeat (c) measure body temperature (d) find directions
- 10.🔧 Which invention helps us do sums quickly? (a) thermometer (b) stethoscope (c) compass (d) calculator
- 11.True or false: René Laennec gave us the stethoscope. (a) False (b) True
- 12.What does a calculator help us do? (a) hear the heartbeat (b) see tiny germs (c) talk to people far away (d) do sums quickly
- 13.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) Edward Jenner
- 14.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
- 15.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) stethoscope (d) telephone
- 16.🔧 Which invention helps us find directions? (a) printing press (b) stethoscope (c) calculator (d) compass
- 17.True or false: a compass helps us find directions. (a) False (b) True
- 18.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) the smallpox vaccine
- 19.True or false: a compass helps us measure body temperature. (a) True (b) False
- 20.What did the Wright brothers give us? (a) the telephone (b) the electric battery (c) raised-dot writing (d) the first aeroplane
- 21.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) penicillin (d) raised-dot writing
- 22.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Fleming (d) René Laennec
- 23.What does a microscope help us do? (a) find directions (b) see tiny germs (c) hear the heartbeat (d) measure body temperature
- 24.What did Alexander Fleming give us? (a) X-rays (b) the first aeroplane (c) the stethoscope (d) penicillin
- 25.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
- 26.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
- 27.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
- 28.What does a clock help us do? (a) talk to people far away (b) measure body temperature (c) tell the time (d) hear the heartbeat
- 29.True or false: the Wright brothers gave us penicillin. (a) False (b) True
- 30.True or false: a microscope helps us see tiny germs. (a) True (b) False
- 31.What did Alessandro Volta give us? (a) the printing press (b) the smallpox vaccine (c) the telephone (d) the electric battery
- 32.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) Wilhelm Röntgen (d) Alexander Graham Bell
- 33.True or false: a clock helps us talk to people far away. (a) True (b) False
- 34.🔧 Which invention helps us tell the time? (a) clock (b) calculator (c) telescope (d) compass
- 35.What does a telephone help us do? (a) do sums quickly (b) print many books (c) see faraway stars (d) talk to people far away
- 36.What does a thermometer help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) talk to people far away
- 37.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) the smallpox vaccine (d) the electric battery
- 38.True or false: a telescope helps us see faraway stars. (a) True (b) False
- 39.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Johannes Gutenberg
- 40.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) clock (c) compass (d) microscope
Answer key
- True
- False
- the stethoscope
- Alexander Graham Bell
- printing press
- False
- True
- telephone
- find directions
- calculator
- True
- do sums quickly
- Wilhelm Röntgen
- False
- microscope
- compass
- True
- the printing press
- False
- the first aeroplane
- the telephone
- Alexander Fleming
- see tiny germs
- penicillin
- False
- False
- True
- tell the time
- False
- True
- the electric battery
- Alessandro Volta
- False
- clock
- talk to people far away
- measure body temperature
- the smallpox vaccine
- True
- Johannes Gutenberg
- stethoscope
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