TD Theme: How the world works by Ritu Saini https://padlet.com/ritusaini1/tjn215rg44zj5ocn Central Idea: Understanding the properties and behavior of light can enhance the perception of the world en-us 2025-08-12 04:29:25 UTC 2025-08-12 06:50:45 UTC hello@padlet.com https://padlet.net/icons/8.0/svg/1f4a1.svg Grade 5A ritusaini1 https://padlet.com/ritusaini1/tjn215rg44zj5ocn/wish/3541163130 2025-08-12 06:50:43 UTC https://padlet.com/ritusaini1/tjn215rg44zj5ocn/wish/3541163130