Titre : So You Want to Be an Inventor (en anglais)

Auteur : George, Judith

Illustrateur : Small, David

Genre : Historique

Type : Documentaire

Niveau(x) : CM1

Difficulté :

1
How old was Ben Franklin when he invented the bifocals?
2
What year did Igor Sikorsky take off in his helicopter?
3
Who invented the safety-brake?
4
Who invented alone?
5
What was not a failed invention?