If you’ve held onto old marbles from childhood or stumbled across a dusty jar in the attic, you might be wondering if they’re worth anything. Not all old marbles have high value, but certain handmade, ...

Introduction Have you ever used a coin-sorting machine to separate pennies, nickels, dimes and quarters? When you need to separate things that are all mixed together, using a machine can be much ...

If you've held onto old marbles from childhood or stumbled across a dusty jar in the attic, you might be wondering if they're worth anything. Not all old marbles have high value, but certain handmade, ...

Tumble toy template (printed on card stock paper) Tape or glue (hot glue works the best) Large marbles or steel bearings Cardboard ramp Adult supervision 1. Print the tumble toy template on a piece of ...