Marble jars are simple, effective tools for teaching children desired behaviors and defusing parent-child power struggles. They are most useful with youngsters between the ages of 4 and 10. To use ...
Just when your kid goes into meltdown mode, and you’re about to lose your marbles, Shelburne-based WinWin Apps produces a slick new application that uses marbles — images of them, anyway — to help.
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