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SCIENCE GIZMOS: Cotton Reel Tractor (Pack of 10) | Excellent scientific demonstration

$ 21.60 excl. GST

Science Gizmos.

Uniquely, this Science Gizmo is fun and easy to use.
See how to demonstrate the properties, mechanics and applications used and taught in Physics and Chemistry labs.

In stock (can be backordered)

SKU: PBSF02L Categories: , Brand:


[Wikipedia excerpt:  ‘…Etymology From Middle English spole, (possibly via Old Northern French spole, espole) from Middle Dutch spoele, from Old Dutch *spōla, *spuola, from Proto-Germanic *spōlǭ (“spool”), from Proto-Indo-European *spel- (“to cleave, split”). Cognate with Saterland Frisian Spoule (“spool”), Dutch spoel (“spool”), German Spule (“spool”), Swedish spole (“spool”), Icelandic spóla (“spool; reel”). Noun spool (plural spools) A reel; a device around which thread, wire or cable is wound, especially a cylinder or spindle. (computing) A temporary storage area for electronic mail, etc..….’ ].

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Wikipedia info