Regarding sources: These puzzles are sourced from many different websites/people/books.  The specific source is not always available.​

For Term 1 (2019-2020):  Marking Rubric

Puzzle 7: Collating the Coins
Puzzle 22: Making Eggs
​Puzzle 25: Ten Rows
Puzzle 43: Fraction Arrangement
​Puzzle 55: Four 4's
​​Puzzle 58: The Number Above
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