Knex Calculator

This, as the title suggests, is a calculator made out of knex.  It is extremely easy to use and requires a small amount of parts.  It can add the numbers 1-9 to create instantaneous answers of 1-18.

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Step 1: Body


Step 2: Processors


Step 3: Processor Track


Step 4: Display, Installing the Mobile Processor, and Building the Addition Wand


Step 5: How Do I Use It?

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    15 Discussions

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    KNEX-pert

    7 years ago on Introduction

    Your instructables picture looks great! Here's what you look like when you look at yourself in the mirror.

    Weegee_Revamp_by_MrL345.png
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    ~KnexBuild~Mr Cheeseo

    Reply 7 years ago on Step 2

    Thanks, I made it with just yellow pieces like you said and changed the 2nd step a little and it works fine. 5 stars

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    brainiac120

    8 years ago on Introduction

    This is sorta lame, it only lets u add 1-9 to make 18! most the people who would build this would know all of those facts like I do. y wast knex on a machine for it!

    1 reply
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    Wow, I've not seen a calculator like sinc my maths teacher brought his in from when he was 12! Simple, but it works!

    1 reply