Measuring Instruments

This 180° protractor has an accurate 6" ruler located at the base, plus a metric scale.

These 180° open center protractors have sharply defined graduations. 6" model features a ruler on the base as well as a metric scale.

This 180° protractor has an accurate 6" ruler located at the base, plus a metric scale. Sharply defined graduated degrees are black and bonded in clear plastic.

Double beveled. 1⁄16" scale on one edge, millimeters on the other. Natural finish. 1 1⁄8" wide x 5⁄32" thick. Pencil groove and single metal edge. Holes allow storage in a ring binder.

Geometry Set includes Kid'z Universal Compass (works with any standard pen or pencil), pencil sharpener, eraser, pre-sharpened pencil, 6" ruler, 45° triangle, 90° triangle, 180° protractor, and a shatter-resistant storage case. Durable plastic compass features an ergonomic tread design and non-slip grip. Blunt safety tip makes this compass suitable for children ages 6 and up. Pencil included. Assorted colors.

Durable plastic compass features an ergonomic tread design and non-slip grip. Blunt safety tip makes this compass suitable for children ages 6 and up. Pencil included. Assorted colors.

Compact, yet comprehensive set includes a metal compass with 2mm lead, metal compass with pencil, pencil sharpener, eraser, 6" ruler, 45° triangle, 60° triangle, 180° protractor and pack of replacement leads.

Compact, yet comprehensive set includes a metal compass with 2mm lead, metal compass with pencil, pencil sharpener, eraser, 6" ruler, 45° triangle, 60° triangle, 180° protractor and pack of replacement leads.

39 1⁄2" length. Clear lacquer finish. 1⁄8" scale on one side and metric scale on the other side.

Ball bearing control creates accurate circles up to 12" diameter. Complete with pencil, inch and centimeter guide. Shortened safety point and positive pencil lock. Pack of 12.

Ruler has cork bottom to provide a clean, raised edge.

Ruler has cork bottom to provide a clean, raised edge.