Expandable Springs

Rating:
73% of 100
Pack of 25
In stock
Product Code
CM64429
$7.90 $9.09
Expand your children's knowledge of force and kinetic energy with these Expandable Springs. Perfect for demonstrating Hooke's Law.
  • Pack of 25
  • Size: 22mm x 15mm
  • Will recover from stretch to approx 400mm
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School Supplies