course overview 

What is data?

Number systems: denary and binary (16 lessons)
 It's all about that base!
 Introducing denary
 Denary numbers and place value
 Place value in other number systems
 Introducing binary
 Binary numbers and place value
 Converting binary numbers into denary
 Binary to denary conversion: activity
 Converting from binary to denary: worksheet
 Counting in binary: speed challenge
 Binary counting machine
 Converting from denary to binary: demo
 Converting from denary to binary: explorer
 Denary to binary conversion: activity
 Converting from denary to binary: worksheet
 Buffer overflow: binary conversion game

Bits, bytes and other groupings (3 lessons)

Number systems: hexadecimal (11 lessons)

Binary addition (4 lessons)

Negative numbers in binary (8 lessons)

Binary shifts (7 lessons)

Logical operators and truth tables (9 lessons)

Data types (2 lessons)

Data compression

Character sets (6 lessons)

Representing images in binary (21 lessons)

Representing sound in binary (11 lessons)