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Strong and lightweight with inch and millimeter calibrations permanently bonded. No color choice..
Open center with accurate 6" ruler. Clearly printed calibrations. ..
180° clear protractor. Degree scale features 1° increments. Inch scale features 1/10" incremen..
Forms 30°-45°-60°-90° triangles and measures all angles up to 180°. Includes 1/32" and metr..
Open center with accurate 6" ruler. Clearly printed calibrations. Includes 144 protractors in a ..
This compass is designed for precise location of the center and has the flexibility to allow the..
The triple beam balance offers the functions and durability teachers need. Quality mechanics and..
The triple beam balance offers the functions and durability teachers need. Quality mechanics and..
The triple beam balance offers the functions and durability teachers need. Quality mechanics and..
The KidsRuler® is an easy-to-use and colorful four-sided column ruler for students learning the ..
Features color-coded quarter inches, eighth inches, decimal conversion for eighth-inch side, and..
This plastic ruler is ideal for teaching metric measurement. One edge is marked in centimeters, ..
This flexible, clear plastic angle ruler measures inches, centimeters, and degrees. Clear markin..
An outstanding tool for visual learners. A sturdy, flexible 5-1/4" plastic 360° protractor that..
An outstanding tool for visual learners. A sturdy, flexible 5-1/4" plastic 360° protractor that..