January 23rd
Making Music With Repurposed Materials – Sound Waves We are learning how sound waves move, transfer, bounce, and reflect. For an upcoming experiment on sound absorption , we are collecting paper egg cartons (the flat kind used for a tray of 30 eggs). If you know how we can get our hands on 30 of these , please contact me. In the meantime, please save your egg cartons instead of recycling them ! This week repurposed household materials to make musical instruments. We shared in a circle, explored words like pitch and volume and even had a little jam session! Math We are working on number partners that make ten. New vocabulary includes: addend sum fact family (“no strangers!”) inverse operation (using the opposite operation to check our work) Students are beginning to add 2-digit + 2-digit numbers with regrouping (also called exchanging or carrying). Our Goal: *Always starting with ones column!* To be successful, students must be able to quickly recall (not coun...