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LP2 LESSON PLAN   prepared by: Phil Fournier

The TYPE of lesson, TITLE of lesson and ESTIMATED TIME:

Short DEMONSTRATION & DIRECTED DISCOVERY on "Effective use of the Phil’s probe to pierce an electrical wire."
(6 minutes total time).


Condition: Given a Phil’s probe and a sample piece of wire
Person: each student...
Performance: will open the probe and insert the wire, piercing the insulation with the needles

Criteria: successfully, without breaking the probe.


The EQUIPMENT and MATERIALS required for the lesson:

·        HANDOUT - showing the step-by-step use of the probe.

·        Phil’s piercing probe.

·        Sample piece of wire.


How INSTRUCTOR will FACILITATE student learning:

·        Introduction - Anticipatory Set (60 seconds)
* Statement of objective (from above) - BEOLSWBAT
   (By End Of Lesson Students Will Be Able To ... )

·        Instructor shows wire inserted in the piercing probe.

·        Tie in the importance of using step-by-step dexterity of hand to open probe without damaging it, and close it without undue force.

Instruction - Key Concepts (120 seconds)
* Demonstrate each step on the handout (see attached handout).

Checking for Understanding and Clarification (30 seconds)
* Ask individual students questions about particular steps.

Guided and Independent Practice (30 seconds)
* Individual student will be directed through step-by-step process.
* Actual student practice will come after the demonstration.

Conclusion - Closure (30 seconds)
* Reemphasize importance of the step-by-step process.

* Encourage students to use handout as a guide.


Handout to accompany LP2 lesson, demonstration and guided practice

Step 1: Grasp the Phil’s probe with the thumb pressing on the smaller ball and the back of the hand (little finger) pressing against the upper knob. (See illustration below).

Step 2: Push gently down on the ball with the thumb, observing the upper movement of the brass shaft and needles to a point above the slot, allowing for insertion of the wire.

Step 3: Insert the wire in the slot opened up in the probe.

Step 4: Allow the probe to close gently on the wire.

Step 5: Move palm of right hand to upper knob.

Step 6: Grasp lower knob with left hand.

Step 7: Very gently push down on upper knob.

Step 8: Take measurement from wire (hypothetical-we will not be doing this step in class).