Use batteries, bulbs and wires to make simple circuits so students can see how the battery operated Electric Program Clocks were able to complete the circuit which rang the bells.
(Electric Program Clocks; to complete; the circuit which rang the bells) (the circuit; rang; the bells) (students; can see; Electric Program Clocks were able to complete the circuit) Context(students can see,List([58, 74))):(the battery; operated; ) Context(students can see,List([58, 74))):(Electric Program Clocks; were; able to complete the circuit)
students can see,List([58, 74)) students can see,List([58, 74))
Electric Program Clocks the circuit students the battery Electric Program Clocks
to complete rang can see operated were
the circuit which rang the bells
the bells
Electric Program Clocks were able to complete the circuit
able to complete the circuit