Random Addition, Subtraction, Multiplication and Division Roller Calculation Toy for Children Model T672 with Refill Ink Bottle Included

Introduce:

The product has a beautiful appearance, simple design, compact and easy to use.

The product helps create simple to difficult problems, by rolling on paper.

You can adjust the roller to create 1 series but different calculations are not duplicated.

The product is suitable for many purposes such as learning, entertainment, mini game competition between friends,…

Product INFORMATION:

Model: calculation roller

Model: T672

Material: ABS plastic, PP plastic

Size: as picture posted

Weight: 150g

Package includes:

1x roller

1x ink bottle

1x carrying case

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