Wednesday, September 20, 2017

September 20, 2017

Objective: Explore schemes for compressing text

Key words: compression, lossless compression, heuristic

Activities
  • Note: All activities will be done today in your notebooks and Code.org
  • Starting activity: What does this message say?  (notebooks)
  • Video on compression
  • Key terms
  • Code.org lesson 2.2
Due tomorrow: Test 1 Study Guide

Monday, September 18, 2017

September 19, 2017

Objective: Develop a protocol for sending formatted text

  • Finish sending ASCII text with the Internet Simulator
  • Lesson 1-7
    • Brainstorm: Develop a protocol for adding formatting to text 
    • Send formatted text with the Internet Simulator 
  • Start Lesson 2-1: Bytes and File Sizes
    • Predict size of hello.txt vs. hello.docx

Saturday, September 16, 2017

September 18, 2017

Objective: Send text in a binary message

Handouts: ASCII table, Test 1 Review Guide

Activities
  • Return graded work
  • Check PowerSchool 
  • Distribute Test 1 Review Guide
  • Review Lesson 6: Sending numbers
    • What is the minimum number of bits needed to send points on the small graph?
    • Medium-sized graph?  Big graph?
    • How many bit would you need to count to 1000?
  •  Brainstorm: develop a protocol for encoding text
  • ASCII 
    • Distribute and explain ASCII tables
    • Send ASCII text with the Internet Simulator
    • Watch clip from "The Martian"
due Thursday: Test 1 Review Guide

Friday, September 15, 2017

September 15, 2017

Objective: Send numbers in binary over the Internet Simulator

Activities
  • Michigan: 24   Cincinnati: E  (convert to decimal)
  • Introduce Lesson 5
    • Raster vs. vector images
    • How many numbers can you encode in n bits? 
  • Lesson 5: Send a vector image
  • Hand in Packet 2: worksheets for this week
    • Activity Guide - Binary Practice (U1 L5)
    • Binary/Hexadecimal Worksheet 
    • Activity Guide - Sending Numbers (U1 L6) 
    • Worksheet - Sending Numbers for Graphing (U1 L6)
Recorded tonight: stages 1, 2, 3, 5 in Code.org

Wednesday, September 13, 2017

September 14, 2017

Objective: Convert between decimal, hexadecimal, and binary number representations

Activities
  • How to convert between decimal, hexadecimal, and binary
  • Binary/Hexadecimal Worksheet
  • Finish up stages 1, 2, 3, 5

Tuesday, September 12, 2017

September 13, 2017

Objective: Convert between binary, decimal and hexadecimal representations

Activities
  • Binary birthdate - write your date of birth in binary
  • The Binary Odometer: Lesson 5 Stage 2
  • Return graded work
  • Check PowerSchool
  • To improve your first grade
    • Make corrections or completions
    • Staple both worksheets for Unit 1 Lesson 3 together
    • Put in tray by tomorrow
  • Pre-tests
  • Counting in hexadecimal

September 12, 2017

Objective: Convert between binary and decimal representations

Activities
  • Exploration: Representing numbers and letters with just A and B
  • Lesson 5: Binary Numbers
  •  
  • Note: we will skip Lesson 4.  You don't need to complete the pages there.