Using a Ruler to Draw Lines

Using a ruler teaches precision and tool use while preparing for geometric constructions and mathematical work.

• Framework: Montessori
• Unit: Practical Life
• Learning area: Preliminary Exercises
• Level: Ages 4-6

Objectives

• Learn to use a straightedge
• Develop precision and planning
• Prepare for geometric work

Materials

• Wooden ruler
• Pencil
• Plain paper
• Eraser

Instructions

1. Place paper on flat surface. 2. Position ruler where line should go. 3. Hold ruler firmly with non-dominant hand—fingers spread along the length. 4. Place pencil tip at the start point against the ruler. 5. Draw along the edge in one smooth stroke. 6. Check: is the line straight?

Educator tip

The biggest challenge is holding the ruler still. Show how to press down and spread fingers. Start with horizontal lines.

Assessment

Child draws straight lines using the ruler accurately.

More from Practical Life

• Brushing Teeth
• Combing and Brushing Hair
• Putting on and Removing a Coat
• Dressing Frame: Buckles
• Dressing Frame: Lacing
• Blowing Nose Properly
• Washing Face
• Folding Clothes