V. Class 5

A. Enjoyment/beauty of Numbers, Countable, Uncountable, Large, and Small Numbers

Participants should choose investigations that involve:

• Exploring mathematical oddities
• Determining one-to-one correspondences between sets and countable/uncountable infinite sets
• Representing large and small numbers using scientific notation
• Using visual models to represent large and small numbers and their occurrences in the world
• Estimating answers before applying algorithms and assessing the reasonableness of those answers

Participants explore some of the following Investigations:

• Enjoyment/beauty of numbers

• Magic Pairs

• Apples and Oranges

• Using Up Digits

• Finding Palindromes

• Mysterious Numbers

• Countable and uncountable

• Countable

• Uncountable

• Large and small numbers

• End Behaviors with Constant Ratio

• Remainders of Three

• Estimation

• Approximate Digit Use

• Camera Lens Aperture

B. Participants add write-ups to their online portfolios

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Additional Resources for Week 5

• Dictionary Entries related to order relationships, roots, and induction.  

• Counting Numbers

• Counting Principles

• Estimate

• Exponents

• Scientific Notation

Return to the Number Sense Syllabus