Number Rods With Numerals

Number Rods With Numerals
Math - Numbers 0-10
Level	Primary
Age	3 - 3.5
Prerequisites	Number Rods Sandpaper Numerals
Materials	Number Rods Numeral Cards

This activity teaches the child the association of the quantity and the symbol.

Presentation

1. Take the material to a mat.
   Grade the rods and lay out the numeral cards along the bottom edge of the mat.

   

2. Isolate the 1 rod, place your hand on it and say, "One."
   Find the numeral card 1. Pick it up and say, "One." Lean the card against the rod.

   

3. Move the 2 rod down and count it, placing your hand on each segment as go count: "One, two."
   Find the numeral cards 2. pick it up and say, "Two." Lean the card against the rod.

   

4. Continue in this way until all of the rods and numerals have been matched.

   

Control of Error

1. Ability to measure by smallest unit
   
2. Visual: the bands of color and the graded length of the rods

Variations and Extensions

Variation: Place the rods on another rug across the room and ask the child to bring you number 3. etc.

Extension: Without moving the stair, ask child to give you the rod that comes before (after) 3.

Aims

Direct Aim:

1. To give the child a sensorial impression of quantity
   
2. To be able to name in succession the qualities
   

Indiret Aim:

1. Introduction to measurement and the decimal system

Material

Ten wooden rods varying in length from 10cm (3.5 inches) to 1 meter (39.5 inches). The segments are painted alternately red and blue with number 1 being red. The end measurement of each rod is 2.5cm square.

Where to Buy

Adena $32.07
Affordable Montessori $59.00 (regular)
Affordable Montessori $99.00 (premium)
Albanesi $315.00
Alison's $50.00 (with number cards)
Bruins $140.00
Cabdev $154.00
Caliber $32.00
Creative Learning $39.95
E & O $180.00
Grandpas $45.00
Hello Wood $181.00 (red and blue)
Hello Wood $166.00 (red and unpainted wood)
Juliana $289.80
Kid Advance $39.99
Montessori Concepts $36.00
Montessori Land $50.00
Montessori Outlet $42.95
Nienhuis $185.50

Stand
Adena $18.66
Affordable Montessori $39.00
Alison's $28.00
Alison's $50.00 (premium)
Cabdev $40.00
Creative Learning $22.95
Kid Advance $24.99
Montessori Land $37.00

Cards
Bruins $12.00
Cabdev $14.00
Creative Learning $9.95
E & O $21.00
Grandpas $8.00
Juliana $35.00
Kid Advance $9.99
Montessori Outlet $4.95 (print)
Montessori Outlet $4.95 (cursive)
Nienhuis $11.90 (cursive)
Nienhuis $11.90 (print)
Nienhuis $11.90 (USA style print)

Further Reading

• Teaching Montessori in the Home: The Pre-School Years by Elizabeth G. Hainstock, pages 80-81, 110-111