Constructive Triangles - Blue Rectangular Box: Difference between revisions

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===Where to Buy===
===Where to Buy===
'''All 5 Constructive Triangle Boxes'''<br>
Prices and links last checked: 16 May 2020<br>
[http://www.adenamontessori.us/details.php?did=909 Adena] $69.96<br>
 
[http://www.montessoriresources.com/Constructive-TrianglesSet-of-5-Boxes-P601C5.aspx Albanesi] $505.00<br>
'''Set of 5 Constructive Triangle Boxes'''<br>
[http://www.alisonsmontessori.com/Constructive_Triangles_p/s16.htm Alison's] $150.00<br>
[http://www.adenamontessori.us/details.php?did=909 Adena] $88.95<br>
[http://www.bruinsmontessori.com/itemdetails.php?item_id=8 Bruins] $274.00<br>
[https://www.alisonsmontessori.com/Constructive_Triangles_p/s16.htm Alison's] $157.60<br>
[http://www.cabdevmontessori.com/product.php?productid=16803&cat=251&page=4 Cabdev] $285.00<br>
[https://bruinsmontessori.com/products/sensorial/constructive-triangles-in-5-boxes.html Bruins] $290.00<br>
[http://www.calibermontessori.com/catalog/item/3528879/3204621.htm Caliber] $77.99<br>
[https://www.montessorimaterials.com/products/constructive-triangles-5-boxes E & O] $145.00<br>
[http://www.montessoribuy.com/cartdetails.asp?id=HTS0257 Creative Learning] $79.95<br>
[http://shop.hellowood.com/Constructive-Triangles-S9.htm?categoryId=-1 Hello Wood] $328.00<br>
[http://www.montessorimaterials.com/content/constructive-triangles-5-boxes E & O] $290.00<br>
[https://www.kidadvance.com/constructive-triangles-with-5-boxes.html Kid Advance] $89.99<br>
[http://shop.hellowood.com/Constructive-Triangles-S9.htm?categoryId=-1 Hello Wood] $289.00<br>
[https://www.montessori-n-such.com/p-1181-constructive-triangles-set-item-s5365.aspx Montessori N' Such] $80.00<br>
[http://www.julianagroup.com/sensorial.lasso?page=detail&Category=&SubCategory=Sensorial&NewItem=&Overstock=&Description=&skip=29 Juliana Group] $470.40<br>
[https://montessorioutlet.com/authentic-montessori/sensorial/constructive-triangles-in-five-boxes.html Montessori Outlet] $98.95<br>
[http://www.kidadvance.com/Store/ProductDetails.asp?pid=276&catid=1 Kid Advance] $69.99<br>
[https://www.nienhuis.com/us/en/constructive-triangles-nienhuis-montessori-usa/product/4543/ Neinhuis] $299.00<br>
[http://www.montessoriland.com/site/1270021/product/ID_%201008 Montessori Land] $99.00<br>
[https://www.thinkamajigs.com/constructive-triangles/ Thinkamajigs] $101.96<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>
'''Blue Triangles Box'''<br>
[https://www.thinkamajigs.com/constructive-triangles/ Thinkamajigs] $119.95<br>
[https://adenamontessori.com/ius/details.php?did=17 Adena] $18.69<br>
$32 (Constructive Triangles In Five Boxes) <br>
[https://www.alisonsmontessori.com/Blue_Constructive_Triangles_Premium_Quality_p/ps07.htm Alison's] $38.25<br>
[https://bruinsmontessori.com/products/sensorial/constructive-blue-triangles.html Bruin's] $45.00<br>
[https://www.montessorimaterials.com/products/constructive-blue-triangles E & O] $24.00<br>
[https://shop.hellowood.com/Scalene-Triangle-Box-S11.htm Hello Wood] $53.00<br>
[https://www.kidadvance.com/constructive-blue-triangles.html Kid Advance] $18.99<br>
[https://www.montessori-n-such.com/p-1182-constructive-blue-triangles-set-item-s5366.aspx Montessori N' Such] $15.01<br>
[https://montessorioutlet.com/authentic-montessori/sensorial/constructive-blue-triangles.html Montessori Outlet] $18.95<br>
[https://www.nienhuis.com/us/en/12-identical-blue-triangles-nienhuis-montessori-usa/product/4433/ Nienhuis] $59.60<br>
[https://www.thinkamajigs.com/blue-triangles/ Thinkamajigs] $15.26<br>

Revision as of 21:39, 15 May 2020

Constructive Triangles -
Blue Rectangular Box
Sensorial - Visual Discrimination of Form
Blue Rectangle Box 1.JPG
LevelPrimary
Age4 +
PrerequisitesGeometric Cabinet
Constructive Triangles - Triangular Box
Constructive Triangles - Rectangular Box
MaterialsBlue Rectangular 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

  1. Take the material to a large mat. Lay out the triangles on the mat.
    Blue Rectangle Box 1.JPG
  2. Show that the triangles can be combined into other shapes in multiple ways.
    Blue Rectangle Box 2.JPG Blue Rectangle Box 3.JPG

Points of Interest

Control of Error

Variations and Extensions

Material

Make Your Own

Where to Buy

Prices and links last checked: 16 May 2020

Set of 5 Constructive Triangle Boxes
Adena $88.95
Alison's $157.60
Bruins $290.00
E & O $145.00
Hello Wood $328.00
Kid Advance $89.99
Montessori N' Such $80.00
Montessori Outlet $98.95
Neinhuis $299.00
Thinkamajigs $101.96

Blue Triangles Box
Adena $18.69
Alison's $38.25
Bruin's $45.00
E & O $24.00
Hello Wood $53.00
Kid Advance $18.99
Montessori N' Such $15.01
Montessori Outlet $18.95
Nienhuis $59.60
Thinkamajigs $15.26

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