HOW TO PLAY:
		      
             
- Type in the correct tense of the verb in the spaces.
 - Click the button at the bottom to check your answers.
 - Press the "refresh" button on your browser to play again.
 
be   power   be   discover   cause   cost   be   burn   deal   dispose 
start explode put cause ignite get short-circuit lead encourage be
              start explode put cause ignite get short-circuit lead encourage be
Back to the  batteries lesson.
