Using a Story:  Till Eulenspiegel <ul><li>Till Eulenspiegel is a folk tale character.  </li></ul><ul><li>In this story he ...
The story as a branch: Till Eulenspiegel walks on the tightrope in balance  The kids shake  the rope  Till Eulenspiegel  f...
The story as a branch: WHY ? Because his center of gravity was above the rope  Because he lost his balance WHY ?
What is this  “ center of gravity ”  ?  <ul><li>Let us make an experiment to demonstrate: </li></ul><ul><li>Materials:  </...
Follow the instructions: <ul><li>Insert one wood skewer through  the Styrofoam   egg from up to  down, as shown in the pic...
<ul><li>Put the beads on the side skewer.  </li></ul><ul><li>Use the Insulating tape to set  the beads on the end of the s...
<ul><li>Change the position of the central skewer to change the balance of the  “ acrobat ” .  </li></ul><ul><li>Find the ...
Back to the Injection: He   takes shoes from the kids and hold them below the rope  He walks on the rope without falling d...
Thank You! Dr. Rami Kallir ‬ +972-46380422 +972-52-2786758 [email_address]
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Till eulenspiegel

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Till eulenspiegel

  1. 1. Using a Story: Till Eulenspiegel <ul><li>Till Eulenspiegel is a folk tale character. </li></ul><ul><li>In this story he walks on a tightrope over the lake and amuses the audience. </li></ul><ul><li>The local kids shake the rope and he falls into the lake. </li></ul><ul><li>What can he do? </li></ul>
  2. 2. The story as a branch: Till Eulenspiegel walks on the tightrope in balance The kids shake the rope Till Eulenspiegel falls into the lake
  3. 3. The story as a branch: WHY ? Because his center of gravity was above the rope Because he lost his balance WHY ?
  4. 4. What is this “ center of gravity ” ? <ul><li>Let us make an experiment to demonstrate: </li></ul><ul><li>Materials: </li></ul><ul><li>1 Styrofoam egg </li></ul><ul><li>3 wood skewer </li></ul><ul><li>2 beads </li></ul><ul><li>Insulating tape </li></ul><ul><li>Decoration objects </li></ul>
  5. 5. Follow the instructions: <ul><li>Insert one wood skewer through the Styrofoam egg from up to down, as shown in the picture. </li></ul><ul><li>Insert two wood skewers into the sides of the Styrofoam egg, as shown in the picture. </li></ul>
  6. 6. <ul><li>Put the beads on the side skewer. </li></ul><ul><li>Use the Insulating tape to set the beads on the end of the skewer. </li></ul>
  7. 7. <ul><li>Change the position of the central skewer to change the balance of the “ acrobat ” . </li></ul><ul><li>Find the best balanced point and let it stand. </li></ul>
  8. 8. Back to the Injection: He takes shoes from the kids and hold them below the rope He walks on the rope without falling down The center of gravity is below the rope
  9. 9. Thank You! Dr. Rami Kallir ‬ +972-46380422 +972-52-2786758 [email_address]

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