Marble Scale Puzzle

Note that the unusual marble may be heavier or lighter than the others.

Marble scale puzzle.

All of the marbles look the same. If they balance then 2 is a different light marble. You have 12 marbles. You are allowed to use the scales three times if you wish but no more.

These differ from puzzles that assign weights to items in that only the relative mass of these items is relevant. In fact 11 of them are identical and one is of a different weight. Bepuzzled 30845 marble hanayama cast metal brain teaser puzzle level 4 puzzles for kids adults ages 12 up multicolor 4 9 out of 5 stars 266 9 36 9. But don t think this is just a kids game.

Because if we know that the marbles on the scale weigh the same then we also know that the heaviest marble is one of the marbles not on the scale so we can. How would you find the heaviest marble if you are only allowed to weigh the marbles 2 times using the balance scale. Amazing 3d wooden puzzles all mechanical and fully funcional puzzles. Let s say you have 8 marbles and a two pan balance.

Let s start solving this puzzle by keeping it simple. You can perform up to a maximum of three weighings to find out which marble has the different weight and if it is heavier or lighter than the others. If they balance then 1 is the different marble. Your task is to identify the unusual marble and discard it.

The 12 marbles appear to be identical. These are not just puzzles they are a fantastic piece of kinetic art. Get a free 2 off coupon now. As long as you have the same number of marbles in each side the heavy marble has just enough weight to tip the scale to its side.

Should the weighing of 1 5 6 vs 2 7 8 show 1 5 6 to be the heavy side then either 5 or 6 is a different heavy marble or 2 is a light different marble. In other words you get to take 2 measurements or comparisons here. Great for learning how gear transmission work and how potential energy is created and converted into kinetic energy. Marble run 3d mechanical puzzles.

Each marble weighs 2 0 grams except for one which is slightly heavier at 2 05 grams. A balance puzzle or weighing puzzle is a logic puzzle about balancing items often coins to determine which holds a different value by using balance scales a limited number of times. The heavier one is the different marble. Mensa level brain teaser on mind bluff.

Divider scroll down for the solution. Challenging for kids and adults. Weigh 5 against 6. What if we just divide the 8 marbles into 2 groups of 4 each and we put 4 marbles on one pan and 4 marbles on the other.