Addition With Number Rods: Difference between revisions
From Montessori Album
m (Text replacement - "http://shop.hellowood.com" to "https://shop.hellowood.com") |
m (Text replacement - "http://adenamontessori.us" to "https://adenamontessori.us") |
||
Line 45: | Line 45: | ||
<div style="float: left; width: 40%"> | <div style="float: left; width: 40%"> | ||
'''Number Rods'''<br> | '''Number Rods'''<br> | ||
[ | [https://adenamontessori.us/details.php?did=34 Adena] $32.07<br> | ||
[http://www.affordmontessori.com/product_details.asp?productcode=%27MA01A%27 Affordable Montessori] $59.00 (regular)<br> | [http://www.affordmontessori.com/product_details.asp?productcode=%27MA01A%27 Affordable Montessori] $59.00 (regular)<br> | ||
[http://www.affordmontessori.com/product_details.asp?productcode=%27MA01P%27 Affordable Montessori] $99.00 (premium)<br> | [http://www.affordmontessori.com/product_details.asp?productcode=%27MA01P%27 Affordable Montessori] $99.00 (premium)<br> | ||
Line 61: | Line 61: | ||
</div><div style="float: left; width: 30%"> | </div><div style="float: left; width: 30%"> | ||
'''Stand'''<br> | '''Stand'''<br> | ||
[ | [https://adenamontessori.us/details.php?did=35 Adena] $18.66<br> | ||
[http://www.affordmontessori.com/product_details.asp?productcode=%27MA01B%27 Affordable Montessori] $39.00<br> | [http://www.affordmontessori.com/product_details.asp?productcode=%27MA01B%27 Affordable Montessori] $39.00<br> | ||
[https://www.alisonsmontessori.com/Stand_for_Red_Rods_and_Number_Rods_p/f03.htm Alison's] $28.00<br> | [https://www.alisonsmontessori.com/Stand_for_Red_Rods_and_Number_Rods_p/f03.htm Alison's] $28.00<br> |
Revision as of 05:13, 21 July 2020
Addition With Number Rods | |
---|---|
Math - Memory Work | |
Level | Primary |
Age | 4 - 5 |
Prerequisites | Number Rods With Numerals |
Materials | Number Rods numeral cards 1-10 2 "+" signs 2 "=" signs |
This activity introduces the child to simple addition facts.
Presentation
- Bring the material to the mat. Grade the rods.
- Place the 1 rod and the 2 rod end to end. Ask the child to find one rod that is as long as the two put together.
- Place the 3 rod below to compare. "This rod and this rod put together are the same as this rod."
- "Here's another way we can say it:" place the symbols as shown.
- Count the rods and place the appropriate number cards. "One plus two is the same as three."
- Scoot the number cards down and add the second set of symbols. "One plus two equals three."
Points of Interest
Purpose
Direct Purpose
- To show how we get larger numbers from smaller ones.
Indirect Purpose
- To show the limits of base 10.
- Inquiry into the concept of one half.
Control of Error
- The ten rod.
- The visual shape of the layout.
Variations and Extensions
Material
Where to Buy
Number Rods
Adena $32.07
Affordable Montessori $59.00 (regular)
Affordable Montessori $99.00 (premium)
Alison's $50.00 (with number cards)
Bruins $140.00
E & O $180.00
Hello Wood $181.00 (red and blue)
Hello Wood $166.00 (red and unpainted wood)
Kid Advance $39.99
Montessori Concepts $36.00
Montessori Outlet $42.95
Nienhuis $185.50
Thinkamajigs $64.95
Stand
Adena $18.66
Affordable Montessori $39.00
Alison's $28.00
Alison's $50.00 (premium)
Kid Advance $24.99
Thinkamajigs $36.95