Marble Binary Adder

A calculator using a marble binary system.

Marble binary adder.

It is split into 2 parts. Binary marble adding machine way back when i built my marble machine one i incorporated a few logic like elements in it including several divide by two mechanisms as well as a complicated and slightly unreliable divide by 6 mechanism. Adder binary copper marble adder science festival. We were really surprised to see that we could make one by modifying only slightly our half adder.

If you want to build one he even gives you some more information and instructions plus the plans. Wood based marble calculators invention invent. Since today 11 11 11 is the last 6 digit binary date this century i thought we should look at some kinetic binary calculators. A calculator using a marble binary system.

The first 2 days are for dedicated workshops with groups from various schools. C it is not accurate to say a simple ripple adder is a computer. B saying a digital binary ripple adder is analog seems almost exactly wrong. A full adder is normally made of two half adder and one or gate.

It is very neat. Every 2 years the science festival invites to bring science to young people. For maximum marble action add 63 111111 in binary to 63. If there is one marble.

A the first patent for a marble powered ripple adder 3 006 082 was issued in 1961. Make it fall in the first. It is very neat. This means interpreting the leftmost bit as the positive or negative sign and flipping all the other bits to convert from positive to negative.

It can be made from primative materials but the adder is hardly primative. Daily dosage subscribe unsubscribe 684. A fun waste of champagne. Matthias wandel built a beautiful 6 digit binary computer out of wood.

It s also fun to use the adder for subtraction and negative numbers by using the two s complements of numbers. How to science tech.