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4M Industrial Development Limited - http://www.4m-ind.com/$14.00 Buy NowAge range 8 years thru 12 years Toy Type ES -- GP -- SC -- SR -- If the batteries are low on your calculator, it is not a problem. You can recycle tin cans and pencils to generate electricity and power a calculator.
Age range 8 years thru 12 years
Toy Type ES -- GP -- SC -- SR --