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Assess Math Goals 3-4-5
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GRADES 6-7-8 Games & More
Gr 6-7-8 Math History Puzzles by Month
April Math-History Puzzles
April 22 Math & Science Puzzle: First World-Wide Observance of Earth Day
April 22 Cover Image
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April 22 Math & Science Puzzle: First World-Wide Observance of Earth Day
April 22 of the
Mystery Year
was the first worldwide observance of
Earth Day
. Skills in this cross-curricular warm-up activity are finding circumference of a circle, converting measurements, expressing a ratio as a unit rate in decimal form, prime numbers, and divisibility.
Your Zip download includes printable/digital PDFs:
1-page printable Student Puzzle
1-page Answer Key with sample solutions
1-page version of puzzle with expanding form fields – use with Acrobat Reader
A complete file including the student puzzle, answer key, 3 pages of Teacher Notes including step-by-step Solutions, Extensions , Historical Notes, and a variety of professional development support.
1-page How to Use History-Mystery Puzzles
Common Core Standard:
7.G.4, 5.MD.1, 7.RP.1, 7.NS.2.d
File Format:
Zip and PDF
Your Price:
$1.50
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Product ID::
MHM_0422
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April 22 of the
Mystery Year
was the first worldwide observance of
Earth Day
. Skills in this cross-curricular warm-up activity are finding circumference of a circle, converting measurements, expressing a ratio as a unit rate in decimal form, prime numbers, and divisibility.
Your Zip download includes printable/digital PDFs:
1-page printable Student Puzzle
1-page Answer Key with sample solutions
1-page version of puzzle with expanding form fields – use with Acrobat Reader
A complete file including the student puzzle, answer key, 3 pages of Teacher Notes including step-by-step Solutions, Extensions , Historical Notes, and a variety of professional development support.
1-page How to Use History-Mystery Puzzles
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