Skip to Content

Kits & Modules
Kits & Modules

Explore All Kits & Modules
Elementary School

Tinkering Labs
Middle School

Designed for the NGSS

Earth Science

Life Science

Physical Science
High School

Agricultural Science

Biology

Chemistry

Earth Science / Geology

Environmental Science

Physics

STEM
Units & Curriculum
Units & Curriculum

Explore All Units & Curriculum
Middle School Math

6th Grade Math

7th Grade Math

8th Grade Math & Algebra
Middle School Science

Designed for the NGSS

Earth Science

Life Science

Physical Science
High School Science

Biology

Chemistry

Earth Science / Geology

Environmental Science
Product Refills

Product Refills
#RU-004B

Metric/English ruler, plastic, 30 cm

#RU-004B

$2.58

Metric/English ruler, plastic, 30 cm

One Metric/English ruler, plastic, 30 cm.

Lab-Aids®, Inc.
17 Colt Court
Ronkonkoma, NY 11779

p. (800) 381-8003

Contact Us

Quick Links

Kits & Modules
Units & Curriculum
Shopping Cart
Shop Refills
How to Order

Request a Sample
Proven Programs
About Us
Professional Learning

Twitter
Facebook
LinkedIn

©2025 Lab-Aids. All Rights Reserved | Privacy Policy | Terms & Conditions