{"type":"rich","version":"1.0","title":"Addition Strategy Sort","description":"Players sort addition expressions into three buckets: turn-around facts, make-a-ten combinations, and neither. Students interact with equations like 5 + 2, 3 + 7 + 3, and 6 + 1 + 4 to classify strategies for efficient addition. (1.OA.B.3)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1775674794828&hashid=EZrX3OBeK7","html":"<iframe src=\"https://arcade.padlet.com/embed/EZrX3OBeK7\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}