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The culture tubes are autoclavable and features superior chemical durability
50x 330 Ω ±1%
vehicles or other devices
Soaring spires
12 experiments
MAKE YOUR OWN CLOCK Pen Components The culture tubes are autoclavableThis educational clock is designed to stimulate a childs curiosity about the concept of time. Easy to assemble with little or no adult assistance. Includes wind up pendulum based mechanism. No batteries required. Approximate size: 195mm (diameter). Ages 6+.
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