{"type":"rich","version":"1.0","title":"Binomial Expansion Challenge","description":"Binomial theorem and binomial expansions. (HSA.APR.C.5)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1785282840793&hashid=AXpGYxA3rw","html":"<iframe src=\"https://arcade.padlet.com/embed/AXpGYxA3rw\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}