Constructive Triangles - Rectangular Box: Difference between revisions
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This activity prepares the child for geometry. | This activity prepares the child for geometry. | ||
== Presentation == | == Presentation == | ||
# | # Invite the child to the lesson. Name the work and show them where it is on the shelf. | ||
#:[[Image:Rectangular Box 1.JPG| | # Unroll a large mat (or put two smaller mats side by side). | ||
# | # Take the box of triangles to the mat. | ||
#:[[Image:Rectangular Box 2.JPG| | # Lay the triangles so that the ones that go together are in columns. | ||
#:[[Image:Rectangular Box 1.JPG|270px]] | |||
# Slide down the bottom triangle for the first shape. | |||
# Trace over the black line on it with your index and middle fingers. | |||
# Trace the black line on the corresponding triangle. | |||
# Slide down the second triangle so the black lines meet. | |||
# Do the same with the other shapes. | |||
#:[[Image:Rectangular Box 2.JPG|270px]] | |||
== Points of Interest == | == Points of Interest == | ||
== Control of Error == | == Control of Error == | ||
The black lines serve as a control of error when constructing the shapes. | |||
== Variations and Extensions == | == Variations and Extensions == | ||
== Material == | == Material == | ||
===Make Your Own=== | |||
[[Category:Make_your_own]] | |||
[http://www.jmjpublishing.com/hope4memembers.html Printable Constructive Triangles] available from Livable Learning. | |||
===Where to Buy=== | |||
'''All 5 Constructive Triangle Boxes'''<br> | |||
[http://www.adenamontessori.us/details.php?did=909 Adena] $69.96<br> | |||
[http://www.adenamontessori.us/details.php?did=1410 Adena] $41.39 (only 3 constructive triangle boxes)<br> | |||
[http://www.montessoriresources.com/Constructive-TrianglesSet-of-5-Boxes-P601C5.aspx Albanesi] $505.00<br> | |||
[http://www.alisonsmontessori.com/Constructive_Triangles_p/s16.htm Alison's] $150.00<br> | |||
[https://bestmontessoritoys.com/montessori-sensorial/228-montessori-5-boxed-construction-triangle.html Best Montessori Toys] $50.48<br> | |||
[http://www.bruinsmontessori.com/itemdetails.php?item_id=8 Bruins] $274.00<br> | |||
[http://www.cabdevmontessori.com/product.php?productid=16803&cat=251&page=4 Cabdev] $285.00<br> | |||
[http://www.calibermontessori.com/catalog/item/3528879/3204621.htm Caliber] $77.99<br> | |||
[http://www.montessoribuy.com/cartdetails.asp?id=HTS0257 Creative Learning] $79.95<br> | |||
[http://www.montessorimaterials.com/content/constructive-triangles-5-boxes E & O] $290.00<br> | |||
[http://shop.hellowood.com/Constructive-Triangles-S9.htm?categoryId=-1 Hello Wood] $289.00<br> | |||
[http://www.julianagroup.com/sensorial.lasso?page=detail&Category=&SubCategory=Sensorial&NewItem=&Overstock=&Description=&skip=29 Juliana Group] $470.40<br> | |||
[http://www.kidadvance.com/Store/ProductDetails.asp?pid=276&catid=1 Kid Advance] $69.99<br> | |||
[http://www.montessoriland.com/site/1270021/product/ID_%201008 Montessori Land] $99.00<br> | |||
[http://montessori-n-such.com/detail.aspx?ID=1181 Montessori N' Such] $185.00<br> | |||
[http://www.montessorioutlet.com/cgi-bin/item/510300300/5103/Montessori-Outlet-Constructive-Triangles-In-Five-Boxes Montessori Outlet] $72.95<br> | |||
[https://www.thinkamajigs.com/constructive-triangles/ Thinkamajigs] $119.95<br> | |||
[https://merocomontessori.com/montessori-math-materials/15-constructive-triangles-in-five-boxes.html Meroco Montessori] $23 (Constructive Triangles In Five Boxes) <br> |
Revision as of 19:56, 28 April 2019
Constructive Triangles - Rectangular Box | |
---|---|
Sensorial - Visual Discrimination of Form | |
Level | Primary |
Age | 4 + |
Prerequisites | Geometric Cabinet Constructive Triangles - Triangular Box |
Use of this material makes the child aware that all polygons can be made with triangles. This activity prepares the child for geometry.
Presentation
- Invite the child to the lesson. Name the work and show them where it is on the shelf.
- Unroll a large mat (or put two smaller mats side by side).
- Take the box of triangles to the mat.
- Lay the triangles so that the ones that go together are in columns.
- Slide down the bottom triangle for the first shape.
- Trace over the black line on it with your index and middle fingers.
- Trace the black line on the corresponding triangle.
- Slide down the second triangle so the black lines meet.
- Do the same with the other shapes.
Points of Interest
Control of Error
The black lines serve as a control of error when constructing the shapes.
Variations and Extensions
Material
Make Your Own
Printable Constructive Triangles available from Livable Learning.
Where to Buy
All 5 Constructive Triangle Boxes
Adena $69.96
Adena $41.39 (only 3 constructive triangle boxes)
Albanesi $505.00
Alison's $150.00
Best Montessori Toys $50.48
Bruins $274.00
Cabdev $285.00
Caliber $77.99
Creative Learning $79.95
E & O $290.00
Hello Wood $289.00
Juliana Group $470.40
Kid Advance $69.99
Montessori Land $99.00
Montessori N' Such $185.00
Montessori Outlet $72.95
Thinkamajigs $119.95
Meroco Montessori $23 (Constructive Triangles In Five Boxes)