S-7201 Tooling meter stick(5PCS) 折疊米尺

S-7310 Mathematical kits 數學萬用測量器


This Meter Stick folds into fourths on three hinges. Convenient and easy to store, the Meter Stick is calibrated in US Standard on one side and Metric on the other.
4pcs x 25cm /1set (CM, MM, INCH)
An exciting collection of mathematics manipulative to explore a wide range of mathematical topics at the elementary and middle school level. Students can explore: basic number relationships, addition, multiplication facts, prime and composite numbers, square roots, proportions, fractions, algebraic equations, spatial visualization, patterns, perimeter, area, and volume. One kit works best with one to three students.

S-7161  Measuring beaker 7PCS 透明量杯組

S-8302 Graduated Cylinders, Set of 7 透明量筒組

Set graduated metric beakers with pouring lip. Set includes  5 or 7 of 50 ml, 100 ml, 200 ml, 250 ml, 300 ml, 500 ml, and 1000 ml beakers.
7 graduated Measuring Cylinders are made of high quality polypropylene plastic and feature an easy pour spout. Extra-wide round base help to prevent spilling. Set includes 10 ml, 25 ml, 50 ml, 100 ml, 250 ml and 1,000 ml cylinders.

S-7204 20PCS Wondering water linkⅠ

The fascinating Tornado tube employs hydraulic principles to create the vortex of a tornado within a bottle. Connect two empty plastic soft drink bottles together, fill one of the bottle 2/3 full with water, turn it over, spin, and watch the tornado appear! The water is colored our liquid.
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