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  1. Scale pan, plastic with hook Sale
    Rating:
    0%
    3723001
    Scale pan, plastic with hook
    $5.50 $5.00
  2. Newton Meter, digital New Sale
    Rating:
    0%
    P264
    Newton Meter, digital
    $104.50 $95.00
  3. Knex Real Bridge Building Sale
    Rating:
    0%
    78680
    Knex Real Bridge Building
    $368.50 $335.00
  4. Knex Simple and Compound Machines Sale
    Rating:
    0%
  5. Knex Levers & Pulleys Sale
    Rating:
    0%
    78610
    Knex Levers & Pulleys
    $64.90 $59.00
  6. Knex Bridges Sale
    Rating:
    0%
    78648
    Knex Bridges
    $64.90 $59.00
  7. KNex Wheels/Axles & Inclined Planes Sale
    Rating:
    0%
  8. Free fall apparatus, mechanical release Sale
    Rating:
    0%
  9. Tubular spring balance, premium Sale
    Rating:
    0%
    Tubular spring balance, premium

    Starting at $17.60 $16.00

  10. Push/pull balance Sale
    Rating:
    0%
    Push/pull balance

    Starting at $15.40 $14.00

  11. Pop Up A Rocket Sale
    Rating:
    0%
    Pop Up A Rocket

    Starting at $9.90 $9.00

  12. Recoil apparatus Sale
    Rating:
    0%
    Recoil apparatus

    Starting at $41.80 $38.00

  13. Newton's Fan Sale
    Rating:
    0%
    Newton's Fan

    Starting at $11.00 $10.00

  14. Spring balance, flat Sale
    Rating:
    0%
    Spring balance, flat

    Starting at $6.60 $6.00

  15. Spring balance, tubular Sale
    Rating:
    0%
    Spring balance, tubular

    Starting at $12.10 $11.00

  16. Scale pan Sale
    Rating:
    0%
    Scale pan

    Starting at $11.00 $10.00

  17. Hooke's Law Springs Sale
    Rating:
    0%
    Hooke's Law Springs

    Starting at $23.10 $21.00

  18. Helical steel springs Sale
    Rating:
    0%
    Helical steel springs

    Starting at $5.72 $5.20

  19. Free fall apparatus, solenoid release Sale
    Rating:
    0%
    Free fall apparatus, solenoid release

    Starting at $297.00 $270.00

  20. Rokit, air & water propelled rocket Sale
    Rating:
    0%
    Rokit, air & water propelled rocket

    Starting at $17.60 $16.00

  21. Balls, steel, 1 size, set/60 Sale
    Rating:
    0%
    Balls, steel, 1 size, set/60

    Starting at $36.74 $33.40

  22.  Sale
    Rating:
    0%
    P499
    Switch Ball
    $7.48 $6.80
  23.  Sale
    Rating:
    0%
  24.  Sale
    Rating:
    0%
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