Shu-Chen Yen's On-Line Montessori Albums

MATH DEVELOPMENT ALBUM

12.1 FRACTIONS - SENSORIAL EXPERIENCE


MATERIALS:

A tray that holds an apple, a knife, a cutting board and a plate.

PREPARATION:

Make sure the material is ready and the space is available (You may present this work with small group or big group).

PRESENTATION:

1. Get rug and unroll it.

2. Show the children the location of the material and bring it to the rug.

3. Layout the apple, knife, cutting board and plate properly on the rug

4. Show children that you have an apple and cut to an half.

5. Ask children, "How many apples do I have?".

6. Children may say two apples, but you tell and show to children that if I combine those two apple, it becomes an apple. So, show children an half apple and say this is "One half".-

7. Cut the apple for 4 pieces and ask children how many apples do I have?"

8. Children say "4". Take one piece of apple and say, "This is one fourth of apple."

9. Continue cut 8 piece and say to children that we call each piece is one eighth.

10. Invite children to taste it.

11. Replace the material and rug.

CONTROL OF ERROR:

1. Teacher.

2. Child.

POINTS OF INTEREST:

1. Seeing the whole apple and different size of piece.

2. Hearing the fraction.

3. Seeing dividing and putting apple together.

AIMS:

1. Preparation for working with the fractional insets and skittle.

2. Preparation for the abstract fraction concept.

3. Showing how a whole set can be divided into different parts.

AGE:

4 and up


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