Course map

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1. 01

   Binary cards

   Flip cards to discover how binary represents numbers.

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2. 02

   Half adder

   Build a machine that adds two one-bit inputs.

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3. 03

   Full adder

   Add a third input so your machine can receive a carry.

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4. 04

   2-bit adder

   Connect two machines and follow the carry between them.

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5. 05

   4-bit adder

   Reuse the machines to build a four-bit adder.

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6. 06

   8-bit workshop

   Build and explore an eight-bit adding machine.

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7. 07

   Calculator

   Enter two numbers from 0 to 255, then open the case to see how the sum is made.

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