Sensor 4. The Red Rods

Shu-Chen Yen's On-Line Montessori Albums

SENSORIAL-MOTOR ALBUM

4. THE RED RODS

MATERIAL:

The red rods which vary only in length. The shortest one is ten centimeters long and the following ones increase progressively by ten centimeters each, with the last one reaching one meter in length.

PRESENTATION:

1. Bring the materials to the rug.

2. Choose the longest rod and put it on the bottom of the rug.

3. Choose the second longest rod and set it on the left side of the previous one.

4. Continue doing the same action to the rest of rods.

5. Disassemble the rods and let the child do it.

POINT OF INTEREST:

The moment at which we place the last bar.

CONTROL OF ERROR:

Visual disharmony.

DIRECT AIM:

Visual discrimination of the dimension of length.

INDIRECT AIM:

Preparation for mathematics; metric decimal system.

AGE:

3 years.

LANGUAGE:

Long, short, longer, shorter, longest, shortest.