Back to Discover
💻

Ruler

technology Maturity 11-13

A ruler helps you measure things.

Diverse·Maßstäbe,15.365.jpg
Diverse·Maßstäbe,15.365.jpg
It has lines on the edge. You can use it to draw straight lines. It helps us know how long things are. People have used them for a long time. Do you have a ruler at school?
Steel ruler closeup.jpg
Steel ruler closeup.jpg

47 words
🖼️ Images & Media (7)
File:Diverse·Maßstäbe,15.365.jpg
Diverse·Maßstäbe,15.365.jpg
File:CarpentersRule.png
CarpentersRule.png
File:Measuring-tape.jpg
Measuring-tape.jpg
File:Steel ruler closeup.jpg
Steel ruler closeup.jpg
File:Briefwaage Lineal.jpg
Briefwaage Lineal.jpg
File:Nippur-Elle (Top).jpg
Nippur-Elle (Top).jpg
File:MaryRose-carpentry tools1.jpg
MaryRose-carpentry tools1.jpg
Up Next
💻
Tape measure
Technology
→
More to explore

✨ What else?

Related topics you might enjoy

Tape measure 0% Metre-stick 0% Calipers 0% Compass (drawing tool) 0% Surveyor's wheel 0% Drawing board 0%

🔬 Go deeper

More advanced topics to explore

Tape measure Metre-stick Calipers Straightedge and compass construction

🪜 Step back

Simpler topics to build understanding

Level staff Graphometer Typographic unit Cricket bat
📚 Content adapted from Wikipedia | Readability: FK 10.2 | Vital Level 4