Vocabulary Prototype A preliminary sketch of an idea

Vocabulary Prototype: A preliminary sketch of an idea or model for something new. It’s the original drawing from which something real might be built or created. Binary - A way of representing information using only two options. Bit - A contraction of "Binary Digit". A bit is the single unit of information in a computer, typically represented as a 0 or 1. Bandwidth - Transmission capacity measure by bit rate Bit rate - (sometimes written bitrate) the number of bits that are conveyed or processed per unit of time. e. g. 8 bits/sec. Latency - Time it takes for a bit to travel from its sender to its receiver. Protocol - A set of rules governing the exchange or transmission of data between devices.

CS Principles U 1 L 4 Number Systems

U 1 L 4: Number Systems Objective Students will be able to: • Reason about permutations and symbols as arbitrary abstract concepts that can be used to represent numbers. • Invent their own “number system” with symbols and rules for getting from one permutation to the next.

U 1 L 4 Vocabulary Permutation: an ordered arrangement of objects Number System: a collection of symbols and the rules for ordering them

Prompt: How many ways can you represent the number 7? Brainstorm…. .

Circle-Triangle-Square Activity - Create a number system using symbols U 1 L 4 Activity Guide

Follow Up: What number would be in your number system? U 1 L 4 Reflection: In 50 words or less, describe the concept of a number system. Why are rules required for a number system to be useful?

Writing out ‘number’ patterns