Relacionar Columnas InventionsVersión en línea Based on the unit 7 Good Idea! of the book Our world 4! por Claudia Casanova 1 Imagination 2 Invention 3 Invent 4 Useful 5 Succed 6 Creativity 7 A Wheel 8 Idea 9 Battery 10 Try 11 Fail 12 A problem 13 A solution 14 Electricity