Subtraction With Number Rods: Difference between revisions
From Montessori Album
(Anh con Ta cung voi xem nap) |
(price check update) |
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(21 intermediate revisions by 3 users not shown) | |||
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{{Infobox Lesson | |||
| Name = Subtraction With Number Rods | |||
| Topic = Math | |||
| Subtopic = Memory Work | |||
| image = [[File:Sub with rods 9.JPG|320px]] | |||
| Level = [[Primary]] | |||
| Age = 4 - 5 | |||
| Preqs = | |||
| Materials = number rods <br> numeral cards 1-10 <br> red rod #5 | |||
}} | |||
Look, I think we should all just admit that this material is not great for teaching subtraction. Teach the concept some other way. This is just confusing. | |||
== Presentations == | |||
# step one | |||
#:[[File:Sub with rods 1.JPG|230px|center]] | |||
# step two | |||
#:[[File:Sub with rods 2.JPG|230px|center]] | |||
# step three | |||
#:[[File:Sub with rods 3.JPG|230px|center]] | |||
# step four | |||
#:[[File:Sub with rods 4.JPG|230px|center]] | |||
# step five | |||
#:[[File:Sub with rods 5.JPG|230px|center]] | |||
# step six | |||
#:[[File:Sub with rods 6.JPG|230px]] [[File:Sub with rods 7.JPG|230px]] | |||
# step seven | |||
#:[[File:Sub with rods 8.JPG|230px|center]] | |||
# step eight | |||
#:[[File:Sub with rods 9.JPG|230px|center]] | |||
# step nine | |||
#:[[File:Sub with rods 10.JPG|230px|center]] | |||
== Points of Interest == | |||
== Control of Error == | |||
== Variations and Extensions == | |||
== Material == | |||
===Where to Buy=== | |||
[[Category:Where to Buy]] | |||
Prices and links checked: 23 January 2022 | |||
<div class="buyGrid"> | |||
<div class="buyElement"> | |||
{| class="buytable sortable" | |||
|- | |||
!colspan="2"|Number Rods | |||
|- | |||
! Store !! Price | |||
|- | |||
|[https://adenamontessori.com/ius/details.php?did=34 Adena] | |||
|$58.95 | |||
|- | |||
|[https://www.affordmontessori.com/index.php/montessori-material/mathematics/number-rods-regular.html Affordable Montessori] | |||
|$70.00 | |||
|- | |||
|[https://www.alisonsmontessori.com/Blue_and_Red_Number_Rods_p/m01.htm Alison's]<br><span class="comment">with number cards</span> | |||
|$49.61 | |||
|- | |||
|[https://bruinsmontessori.com/number-rods.html Bruins] | |||
|$180.00 | |||
|- | |||
|[https://usa.montessorimaterials.com/products/number-rods E & O] | |||
|$102.60 | |||
|- | |||
|[https://www.montessoriequipment.com/IFIT-Montessori-Numerical-Rods-p/mat-004.htm IFIT] | |||
|$60.00 | |||
|- | |||
|[https://www.kidadvance.com/numerical-rods.html Kid Advance] | |||
|$59.99 | |||
|- | |||
|[https://www.leaderjoyusa.com/Montessori/Montessori%20mathematics/premium-numerical-rods.html Leader Joy] | |||
|$77.95 | |||
|- | |||
|[https://www.thematerialscompany.com/collections/mathematics/products/number-rods-red-blue Materials Co. of Boston] | |||
|$125.00 | |||
|- | |||
|[http://www.montessoriconcepts.com/store/p2/NUMERICAL_RODS_%28MA001%29.html Montessori Concepts] | |||
|$78.00 | |||
|- | |||
|[https://montessorioutlet.com/numerical-rods.html Montessori Outlet] | |||
|$63.95 | |||
|- | |||
|[https://www.nienhuis.com/us/en/number-rods-nienhuis-montessori-usa/product/4187/ Nienhuis] | |||
|$188.80 | |||
|- | |||
|[https://www.thinkamajigs.com/number-rods/ Thinkamajigs] | |||
|$72.95 | |||
|} | |||
</div> | |||
<div class="buyElement"> | |||
{| class="buytable sortable" | |||
|- | |||
!colspan="2"|Stand | |||
|- | |||
! Store !! Price | |||
|- | |||
|[https://adenamontessori.com/ius/details.php?did=35 Adena] | |||
|$32.99 | |||
|- | |||
|[https://www.affordmontessori.com/index.php/stand-for-red-rods.html Affordable Montessori] | |||
|$42.00 | |||
|- | |||
|[https://www.alisonsmontessori.com/Stand_for_Red_Rods_and_Number_Rods_p/f03.htm Alison's] | |||
|$32.41 | |||
|- | |||
|[https://www.alisonsmontessori.com/Red_Rod_Stand_Premium_Quality_p/pf07.htm Alison's] | |||
|$52.50 | |||
|- | |||
|[https://bruinsmontessori.com/products/sensorial/stand-for-red-rods-number-rods-green-rods.html Bruins] | |||
|$60.00 | |||
|- | |||
|[https://www.montessoriequipment.com/IFIT-Montessori-Stand-for-Red-Numerical-Rods-p/sen-004.htm IFIT] | |||
|$30.00 | |||
|- | |||
|[https://www.kidadvance.com/stand-for-numerical-rods.html Kid Advance] | |||
|$32.99 | |||
|- | |||
|[https://www.leaderjoyusa.com/Montessori/Montessori%20mathematics/stand-for-numerical-rods.html Leader Joy] | |||
|$33.95 | |||
|- | |||
|[https://www.thematerialscompany.com/collections/sensorial/products/stand-hold-red-rods-or-number-rods Material Co. of Boston] | |||
|$49.00 | |||
|- | |||
|[http://www.montessoriconcepts.com/store/p10/STAND_FOR_NUMBER%2FRED_RODS_%28MA003%29__%28rods_sold_separately%29.html Montessori Concepts] | |||
|$34.00 | |||
|- | |||
|[https://montessorioutlet.com/authentic-montessori/mathematics/stands-for-long-red-rods-numerical-rods.html Montessori Outlet] | |||
|$35.95 | |||
|- | |||
|[https://www.pinkmontessori.com/collections/mathematics-1/products/rack-for-red-rods Pink Montessori] | |||
|$26.90 | |||
|- | |||
|[https://www.thinkamajigs.com/rods-rack/ Thinkamajigs] | |||
|$42.95 | |||
|} | |||
</div> | |||
<div class="buyElement"> | |||
{| class="buytable sortable" | |||
|- | |||
!colspan="2"|Number Cards | |||
|- | |||
! Store !! Price | |||
|- | |||
|[https://adenamontessori.com/ius/details.php?did=1391 Adena] | |||
|$12.55 | |||
|- | |||
|[https://www.affordmontessori.com/index.php/montessori-material/mathematics/wooden-numbers-for-number-rods-1-10-with-box.html Affordable Montessori] | |||
|$13.00 | |||
|- | |||
|[https://www.alisonsmontessori.com/Number_Cards_for_the_Number_Rods_p/m01.a.htm Alison's] | |||
|$10.00 | |||
|- | |||
|[https://www.alisonsmontessori.com/Wooden_Cards_for_the_Red_and_Blue_Number_Rods_p/pm06.htm Alison's] | |||
|$24.00 | |||
|- | |||
|[https://www.alisonsmontessori.com/Printed_Numerals_1_10_Premium_Quality_German_Pr_p/pm06.g.htm Alison's] | |||
|$18.00 | |||
|- | |||
|[https://bruinsmontessori.com/products/mathematics/printed-numbers-with-box.html Bruins] | |||
|$27.00 | |||
|- | |||
|[https://usa.montessorimaterials.com/products/numerals-number-rods E & O] | |||
|$19.80 | |||
|- | |||
|[https://shop.hellowood.com/Numbers-Box-for-Rods-M8.htm Hello Wood] | |||
|$33.00 | |||
|- | |||
|[https://www.montessoriequipment.com/IFIT-Montessori-Number-Cards-For-Numerical-Rods-p/m.104.3.htm IFIT] | |||
|$11.00 | |||
|- | |||
|[https://www.kidadvance.com/printed-numeral-wooden-cards-with-box.html Kid Advance] | |||
|$12.99 | |||
|- | |||
|[https://www.leaderjoyusa.com/Montessori/Montessori%20mathematics/numeral-card.html Leader Joy] | |||
|$18.95 | |||
|- | |||
|[https://www.thematerialscompany.com/collections/mathematics/products/figures-on-wood-print Materials Co. of Boston] | |||
|$10.00 | |||
|- | |||
|[http://www.montessoriconcepts.com/store/p9/PRINTED_NUMBERS_%28MA001-2%29.html Montessori Concepts] | |||
|$19.00 | |||
|- | |||
|[https://montessorioutlet.com/authentic-montessori/mathematics/printed-numerals-usa-print.html Montessori Outlet] | |||
|$5.95 | |||
|- | |||
|[https://montessorioutlet.com/authentic-montessori/mathematics/printed-numerals-cursive.html Montessori Outlet] | |||
|$5.95 | |||
|- | |||
|[https://montessorioutlet.com/authentic-montessori/mathematics/printed-numerals-box.html  Montessori Outlet]<br><span class="comment">box</span> | |||
|$5.95 | |||
|- | |||
|[https://www.nienhuis.com/us/en/printed-numerals-us-version-nienhuis-montessori-usa/product/4399/ Nienhuis] | |||
|$13.20 | |||
|- | |||
|[https://www.nienhuis.com/us/en/cut-out-numerals-/-printed-numerals-box-nienhuis-montessori-usa/product/4699/  Nienhuis]<br><span class="comment">box</span> | |||
|$18.15 | |||
|- | |||
|[https://www.pinkmontessori.com/collections/mathematics-1/products/printed-numerals-cards-for-numerical-rods Pink Montessori] | |||
|$12.50 | |||
|- | |||
|[https://www.thinkamajigs.com/number-rod-cards/ Thinkamajigs] | |||
|$13.95 | |||
|} | |||
</div> | |||
<div class="buyElement"> | |||
{| class="buytable sortable" | |||
|- | |||
!colspan="2"|Table-top Number Rods (2 sets of little rods) | |||
|- | |||
! Store !! Price | |||
|- | |||
|[https://adenamontessori.com/ius/details.php?did=190 Adena] | |||
|$30.93 | |||
|- | |||
|[https://www.affordmontessori.com/index.php/montessori-material/mathematics/small-number-rods-set-of-2.html Affordable Montessori] | |||
|$29.00 | |||
|- | |||
|[https://www.alisonsmontessori.com/Small_Numeric_Rods_Premium_Quality_p/pm45.htm Alison's] | |||
|$80.00 | |||
|- | |||
|[https://www.alisonsmontessori.com/Table_Top_Number_Rods_p/m05.htm Alison's] | |||
|$30.87 | |||
|- | |||
|[https://bruinsmontessori.com/products/mathematics/2-sets-of-number-rods-small-with-box-tiles.html Bruins] | |||
|$110.00 | |||
|- | |||
|[https://usa.montessorimaterials.com/products/small-number-rods E & O] | |||
|$46.80 | |||
|- | |||
|[https://www.montessoriequipment.com/IFIT-Montessori-Small-Numerical-Rods-p/mat-005.htm IFIT] | |||
|$28.00 | |||
|- | |||
|[https://www.kidadvance.com/small-numerical-rods.html Kid Advance] | |||
|$34.99 | |||
|- | |||
|[https://www.leaderjoyusa.com/Montessori/Montessori%20mathematics/small-numerical-rods.html Leader Joy] | |||
|$34.95 | |||
|- | |||
|[https://www.thematerialscompany.com/collections/mathematics/products/small-number-rods-with-tiles-and-box Materials Co. of Boston] | |||
|$85.00 | |||
|- | |||
|[http://www.montessoriconcepts.com/store/p4/SMALL_NUMBER_RODS%28MA002%29.html Montessori Concepts] | |||
|$38.00 | |||
|- | |||
|[https://montessorioutlet.com/authentic-montessori/mathematics/small-numerical-rods.html Montessori Outlet] | |||
|$36.95 | |||
|- | |||
|[https://www.nienhuis.com/us/en/small-numerical-rods-nienhuis-montessori-usa/product/4973/ Nienhuis] | |||
|$124.85 | |||
|- | |||
|[https://www.pinkmontessori.com/collections/mathematics-1/products/small-numerical-rods Pink Montessori] | |||
|$24.90 | |||
|- | |||
|[https://www.thinkamajigs.com/small-number-rods/ Thinkamajigs] | |||
|$29.95 | |||
|} | |||
</div> | |||
<div class="buyElement"> | |||
{| class="buytable sortable" | |||
|- | |||
!colspan="2"|Half-size Number Rods (5cm-50cm) | |||
|- | |||
! Store !! Price | |||
|- | |||
|[https://www.affordmontessori.com/index.php/montessori-material/mathematics/mini-number-rods.html Affordable Montessori] | |||
|$39.00 | |||
|- | |||
|[https://www.montessoriequipment.com/IFIT-Montessori-Numerical-Rods-p/m.247.1.htm IFIT] | |||
|$30.00 | |||
|- | |||
|[https://www.pinkmontessori.com/products/family-set-number-rods Pink Montessori] | |||
|$19.50 | |||
|} | |||
</div> | |||
</div> |
Latest revision as of 15:02, 23 January 2022
Subtraction With Number Rods | |
---|---|
Math - Memory Work | |
Level | Primary |
Age | 4 - 5 |
Materials | number rods numeral cards 1-10 red rod #5 |
Look, I think we should all just admit that this material is not great for teaching subtraction. Teach the concept some other way. This is just confusing.
Presentations
Points of Interest
Control of Error
Variations and Extensions
Material
Where to Buy
Prices and links checked: 23 January 2022
Number Rods | |
---|---|
Store | Price |
Adena | $58.95 |
Affordable Montessori | $70.00 |
Alison's with number cards |
$49.61 |
Bruins | $180.00 |
E & O | $102.60 |
IFIT | $60.00 |
Kid Advance | $59.99 |
Leader Joy | $77.95 |
Materials Co. of Boston | $125.00 |
Montessori Concepts | $78.00 |
Montessori Outlet | $63.95 |
Nienhuis | $188.80 |
Thinkamajigs | $72.95 |
Stand | |
---|---|
Store | Price |
Adena | $32.99 |
Affordable Montessori | $42.00 |
Alison's | $32.41 |
Alison's | $52.50 |
Bruins | $60.00 |
IFIT | $30.00 |
Kid Advance | $32.99 |
Leader Joy | $33.95 |
Material Co. of Boston | $49.00 |
Montessori Concepts | $34.00 |
Montessori Outlet | $35.95 |
Pink Montessori | $26.90 |
Thinkamajigs | $42.95 |
Number Cards | |
---|---|
Store | Price |
Adena | $12.55 |
Affordable Montessori | $13.00 |
Alison's | $10.00 |
Alison's | $24.00 |
Alison's | $18.00 |
Bruins | $27.00 |
E & O | $19.80 |
Hello Wood | $33.00 |
IFIT | $11.00 |
Kid Advance | $12.99 |
Leader Joy | $18.95 |
Materials Co. of Boston | $10.00 |
Montessori Concepts | $19.00 |
Montessori Outlet | $5.95 |
Montessori Outlet | $5.95 |
Montessori Outlet box |
$5.95 |
Nienhuis | $13.20 |
Nienhuis box |
$18.15 |
Pink Montessori | $12.50 |
Thinkamajigs | $13.95 |
Table-top Number Rods (2 sets of little rods) | |
---|---|
Store | Price |
Adena | $30.93 |
Affordable Montessori | $29.00 |
Alison's | $80.00 |
Alison's | $30.87 |
Bruins | $110.00 |
E & O | $46.80 |
IFIT | $28.00 |
Kid Advance | $34.99 |
Leader Joy | $34.95 |
Materials Co. of Boston | $85.00 |
Montessori Concepts | $38.00 |
Montessori Outlet | $36.95 |
Nienhuis | $124.85 |
Pink Montessori | $24.90 |
Thinkamajigs | $29.95 |
Half-size Number Rods (5cm-50cm) | |
---|---|
Store | Price |
Affordable Montessori | $39.00 |
IFIT | $30.00 |
Pink Montessori | $19.50 |