{"type":"rich","version":"1.0","title":"Addition Properties","description":"Players complete number sentences by dragging in the missing number or expression, such as 8 + 5 = 5 + ___ or 3 + 4 + 6 = 3 + ___ . The game reinforces using commutative and associative properties to find easier ways to add. (1.OA.B.3)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1775490886426&hashid=9Ljk4dwXpO","html":"<iframe src=\"https://arcade.padlet.com/embed/9Ljk4dwXpO\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}