Pay in 4 interest-free payments of $16.25 Learn more
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Use them at home
but when cooled the ball passes through the ring freely
Sine/Square/Triangular/Sawtooth
Item dimensions 20 x 5 x 5 centimeters
Real Life Specimens of Bee Life History Cycle Kit
Spring Set of 4, Different Diameter / Length Skin Model Use them at homeSmall spring set can be ordered separately also. Set of 4. Specification A 2N M, Dia. 13, Mass 10g B 13N M, Dia. 10, Mass 10g C 22N M, Dia. 16, Mass 23g D 36N M, Dia. 16, Mass 27g E 50N M, Dia. 14, Mass 20g Premium Quality: Spring Set is made of high grade construction all the way through, excellent build quality and proven reliability across the range. Designed for use in professional laboratories but is an ideal choice for science classrooms and
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