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Nienhuis MontessoriAMI Approved6 to 12 years

Hundred Board With Roman Numerals Activity Set

The first photo is the maker's own. The other shots are illustrative.

Inv. no. NIE-062401

Maker
Nienhuis Montessori, since 1929
Approval
AMI
Storage Box
Natural wood
Activity Cards
Laminated cardstock
EAN
8719924013714
€84.90

Final price incl. VAT. Delivery €5.90, €64.10 to go for free delivery.

✓ In Stock. Delivery in 5 to 9 working days.
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Advicebefore and after
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The original

Why it costs €84.90

Behind the price of the original are things you can check yourself.

AMI approval

The material is approved by the Association Montessori Internationale (AMI). Nienhuis has made Montessori materials since 1929.

A verifiable original

The EAN 8719924013714 is on the box. It is the maker's number, not ours.

Hundred Board With Roman Numerals Activity Set: Child learning
Illustrative shot.
What the child does

Hundred Board With Roman Numerals Activity Set in a child's hands

For hands-⁠on mathematics, this Roman Numerals Activity Set sparks curiosity about the classical number system through organized, self-⁠correcting materials. The attractive wooden box contains laminated reference cards with conversion tables and numbered tab dividers, enabling systematic exploration of Roman numerals I through C. The durable materials support repeated use as children master this abstract mathematical concept through hands-⁠on learning.

Abstract Thinking

Bridges concrete number knowledge to abstract Roman numeral system, preparing for advanced mathematical concepts.

Historical Connection

Introduces cultural mathematics through classical number systems, enriching mathematical understanding.

Pattern Recognition

Develops ability to recognize and apply the systematic rules of Roman numeral construction.

Sequential Learning

Organized progression from simple to complex numerals supports systematic mastery of the concept.

Activity Guide

How to present it

Place the wooden box on a work mat. Remove and arrange the laminated reference cards in order. Set out the numbered tab dividers in sequence.

  1. 1Introduce Roman numerals I-⁠X using the reference cards, showing how symbols combine
  2. 2Match Arabic number tabs to their Roman numeral equivalents on the cards
  3. 3Practice writing Roman numerals by tracing the laminated cards with a dry-⁠erase marker
  4. 4Create number sequences using both systems side by side
3 tips for parents
  • Point out Roman numerals in everyday life - on clocks, in movie credits, or building cornerstones
  • Let your child teach you the Roman numeral system using their reference cards
  • Practice skip counting by tens (X, XX, XXX) using the numbered dividers
Why it is in our selection
Norbert Kovalčín

If you are not sure it suits your child, we answer in person.

Norbert Kovalčín, founder of Faborino · write to him

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Details
What's in the Box
  • Wooden Storage Box: With solid construction
  • Numbered Tab Dividers: For organizing numeral groups
  • Roman Numeral Cards: Laminated for durability
  • Conversion Reference Tables: For self-⁠correction
  • Activity Guide: For progressive lessons
Size and material
Packaging20 × 19 × 8 cm
Storage BoxNatural wood
Activity CardsLaminated cardstock
Recommended Age6-⁠12 years
Care

Wipe wooden box with dry cloth; clean cards with damp cloth

Frequently Asked Questions

What age is appropriate for introducing Roman numerals to children?

While this set is designed for ages 3-⁠6, most children are developmentally ready for Roman numerals around age 5-⁠6, after mastering Arabic numerals 1-⁠100. Younger children can explore the materials with guidance, but typically need strong number sense before understanding this abstract concept.

How do the self-⁠correcting materials work in this set?

The laminated reference cards provide conversion tables that children can use to check their work independently. The numbered tab dividers organize the materials systematically, allowing children to progress from simple numerals (I, V, X) to more complex combinations up to C (100).

What makes the solid construction important?

Corner joints create an exceptionally strong, durable box that withstands daily classroom use without separating at the corners. This traditional woodworking technique ensures the materials remain organized and protected for years, making it a worthwhile educational investment.

How does this connect to other Montessori math materials?

This set complements the traditional Hundred Board by introducing an alternative number system. Children who have mastered counting to 100 with Arabic numerals can explore the same quantities using Roman symbols, deepening their understanding of how numbers can be represented differently.

What specific skills do children develop with this material?

Children develop pattern recognition, logical thinking, and cultural awareness while learning Roman numerals. They practice reading and writing I through C, understanding additive and subtractive principles (like IV for 4), and connecting this historical number system to modern mathematics.

Product safety

Manufacturer: Nienhuis Montessori, Anders Celsiusstraat 15, 7442 PB Nijverdal, Netherlands