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Ships within 48 hours · Estimated delivery Oct 6 - Oct 11
wondering what's next to Technetium in the Periodic Table
Standard shipping (with tracking) available for about $3 in USA (3-7 day)
adjustable focus and a click-on
The beautiful purple beam is less visible than red or green because our eyes are less sensitive to the Ultra Violet (UV) range
These lenses are included in the Tech Light Lab kit
The Pocket Scientist High School Ed. - STEM Ruler 6-12+ wondering what's next to TechnetiumMaster science fundamentals to prepare for any career in STEM. STEM ESSENTIALS LASER ETCHED INTO A WALLET SIZED STAINLESS STEEL CARD: 14 helpful unit conversions, 26 essential equations, and 13 common physical constants to save time doing homework and reinforce critical concepts. Doubles as a wallet ruler, compass and protractor. Photo scale ruler to calibrate length in experimental images. Periodic table, pH scale of acids and bases, plus full