Radosza's Rings

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Puzzle Details

From the website:

"The Radosza's Counting Rings is an ideal tool to practice basic mathematical calculations and to improve spatial recognition. It is also a great logic game. It is suitable for ages between 6 and 10.
Functions: Improves the mathematical skills of children in elementary school; improves thinking processes, spatial recognition, combinatory skills and dexterity. The Radosza's Counting Rings can be used at home or at school, daily or on a course. It helps with homework, in class, or can be a focus of class or school tournaments.
For example: Assemble 7 x 8 = ? Solution: green sliding unit, 7, x, 8, =, 5, 6, red sliding unit."

Weight: 93g
Size:
- diameters: large circle 11.5cm, small circle 10cm
- pieces 1.5x1.5cm

Pieces:
1..9 3 pieces each = 27
0 4 pieces 4
+ - 2 pieces each 4
* : < > = . 1 each 6
separators green, red, white: 1 each 3

TOTAL 44

The rails of the two rings hold 24, resp 21 pieces (sharing one piece)


24
22


External Links

Radosza's Rings Homepage
http://www.radoszarings.com



All Pictures

Radosza's Counting Rings (2)
Picture provided by Frank Tiex
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