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平行四邊形面積 的複本
余嘉洺
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方塊展開圖
Erix Chen
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正立方體展開圖
pingfeng.wu
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線對稱全三合一
pingfeng.wu
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8-7 完成線對稱圖形
pingfeng.wu
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小六 正方體的展開圖
SIN MING WONG
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圓柱切割
均一
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平行四邊形柱算體積(可以切開)
均一
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三角柱算體積(可以切開)
均一
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glt-h02-01-長方體動態展開圖
arist
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Sunflowers are Irrationally Pretty
Ben Sparks
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Classifying Quadrilaterals
Anthony OR 柯志明
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Exploring Rocket Motion
Peter Weisswange
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Calculate Mean Absolute Deviation (M.…
Mathguru
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Expanding and Reducing Fractions
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Adding Fractions with Unlike Denomina…
eas121
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Adding numbers to 20
Damir Belavić
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Base Ten Blocks - Counting from 0 to 99
weinbergmath
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Telling time from clocks
Anthony OR 柯志明
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Geometry - Points of Concurrency
canhalt_1
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cmodom
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Boat Coordinate Game
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1.2.2 Rotations as Art - Class Quilt
Jennifer Silverman
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Upper and lower Riemann Sums
Dr Adrian Jannetta
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Juan Carlos Ponce Campuzano
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Unit Circle and the Trigonometric Fun…
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Chinese Match Puzzles 2 (7 puzzles)
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Section d'un pavé droit
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Binomial Distribution with Normal and…
Micky Bullock
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Test yourself: Reflection
Michael Borcherds
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Girl in the Mirror
Markus Hohenwarter
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Exterior Angles of Polygons
Anthony OR 柯志明
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Lights Out Game - with target patterns
Jon Ingram
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Prostopadłościan
Jerzy Mil
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Area of Circles
Anthony OR 柯志明
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