Which invention is not always seen as a positive development?
Which invention used a hot liquid for power?
Which invention needed two people to test it ?
Which invention was invented by someone who had many different abilities ?
Which invention was made most recently ?
Which invention was invested first ?
Which invention was created by mistake ?
Which invention caused accidents at first, untill it was changed?
Which invention was invented by an experienced inventor ?
Which invention was invented in the eighteenth century ?
Which invention was invented by a people person ?
Which invention is ideal for couch potatoes ?
Створюйте онлайн-тести
для контролю знань і залучення учнів
до активної роботи у класі та вдома