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= = = = = Lesson for the Week: Regrouping with a Virtual Manipulative =
 * **Resource:** @http://nlvm.usu.edu/en/nav/frames_asid_155_g_2_t_1.html
 * **Standard: CCLS: 3.NBT.2** - Use place value understanding and properties of operations to perform multi-digit arithmetic. Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
 * **Objective:** Use a virtual manipulative to see regrouping
 * **Assessment:**
 * Self: Check with Projector
 * Peer: Check with partner, offer feedback, diagnose problems if necessary
 * Teacher: Walk and Observe


 * **Practice Set:**
 * Choice One
 * Choice Two (extra facts)
 * Choice Three (challenge)
 * Kirti and Jasmine had 202 buttons when they put their button collections together. Kirti had 52 buttons. How many buttons did Jasmine have?
 * There are 907 bowls of soup in the school cafeteria. 64 get eaten at lunch. How many are left?
 * Belle, Kirsten, and Abby buy 86 of the 900 fake flowers at the craft store for a class project. How many are left?


 * Technological Knowledge Needed
 * Pedagogical Knowledge Needed
 * Expectations for next week

Week 2 HW

Question: Back in 1419, the Arte della Lana (wool merchant's guild) held a competition for architects. The architects had to stand an egg upright on a piece of marble. So, how do you make an egg stand?

http://en.wikipedia.org/wiki/Filippo_Brunelleschi http://en.wikipedia.org/wiki/Egg_of_Columbus http://pontecommedia.wordpress.com/2010/08/07/the-egg-of-columbus/

Week 1 HW worksheet media type="custom" key="12316900"