Introduction to the Fraction Insets
|Introduction to the Fraction Insets|
|Math - Fractions|
|Materials||ten metal fraction insets|
This activity teaches the child the names of fractions up to tenths.
- "These are called fractions. The word fraction means to break apart."
- "This circle isn't broken apart. It is in one whole piece."
- "This circle is broken in two pieces."
- "With fractions, the pieces have to be the same size."
- "This circle is broken into three pieces that are all the same size."
- Teach the terms whole, half, and third. Do a three period lesson.
- Introduce more fractions and do another three period lesson.
- Introduce the remaining fractions if the child shows interest, or do the rest at a later time.
Points of Interest
Control of Error
Variations and Extensions
- Food is excellent for demonstrating fractions.
Make Your Own
- Fraction circles could be made from felt:
- (For a description of how these were made, see Counting Coconuts.)
Where to Buy
Adena $67.05 (metal)
Affordable Montessori $89.00 (metal)
Albanesi $209.00 (metal)
Alison's $100.00 (metal)
Alison's $200.00 (wooden, "premium quality")
Bruins $305.00 (metal)
E & O $290.00 (metal)
Hello Wood $169.00 (acrylic)
Kid Advance $64.99 (metal)
Montessori Concepts $63.00 (metal)
Montessori N' Such $92.00 (metal, no stand)
Montessori Outlet $38.95 (wooden, no stand)
Thinkamajigs $99.95 (metal, includes stands)
- Teaching Montessori in the Home: The School Years by Elizabeth G. Hainstock, pages 84-85