Lesson	Math Language Routines (MLRs)	Warm-up or Instructional Routines	Materials to Gather	Materials to Copy	Required Preparation
1	MLR2 Collect and Display	What Do You Know About _____?	Materials from a previous activity	Measure Around the Room Template (1 copy for every 5 students)	Make copies and cut out the rulers from the blackline master (5 rulers per page). Each student needs a ruler from the previous activity.
2	MLR2 Collect and Display	Estimation Exploration	Materials from a previous lesson Materials from a previous activity		Each group of 2 will need a ruler that didn’t get partitioned in the previous lesson. Each group of 2 will need the rulers from previous activities: one that was partitioned into half inches and another partitioned into quarter inches.
3	MLR8 Discussion Supports	Notice and Wonder	Materials from a previous lesson Rulers (inches) Materials from a previous activity	Notice and Wonder Rulers Template (1 copy for every 4 students)	Each group of 2 needs the rulers from the previous lesson. Cut out a ruler from the blackline master for each student. Each student needs a ruler marked with half inches and quarter inches from the Warm-up. Each student needs a ruler marked with half inches and quarter inches from the previous activity.
4	MLR6 Three Reads	Notice and Wonder
5	MLR8 Discussion Supports	MLR7 Compare and Connect Number Talk	Materials from a previous lesson Glue or tape Scissors Tools for creating a display	Let's Make a Line Plot Template (1 copy for every 2 students)	Each group of 4 needs a ruler marked with half inches and quarter inches from a previous lesson.
6	MLR8 Discussion Supports	Notice and Wonder	Chart paper Markers		Create a set of metric weights (1 kilogram, 2 kilograms, 1 gram, 10 grams, 100 grams). Weights can be made by filling bags with the following quantities of objects: for 1 kilogram: 1,000 large paper clips or a 1 liter bottle filled with water for 1 gram: 1 large paper clip Create a poster with the labels “less than 1 gram,” “between 1 gram and 100 grams,” “between 100 grams and 1 kilogram,” and “more than 1 kilogram” for the Activity Synthesis. If possible, gather scales (analog and digital), primary balances, and any other available weight measurement tools for the Activity Synthesis of the "Estimate Weight" activity. Prepare enough tools for each group of students to have one, or prepare one for a whole-class weighing demonstration.
7	MLR5 Co-Craft Questions	Notice and Wonder	Markers (dry-erase)		Each group of 4 needs: a supply of water (1 liter bottles would work and could be reused for the next activity) two containers that are different in shape, but close in size, each labeled with “A” and “B” a small container labeled with “unit,” such as a large spoon, film canister, or a small measuring cup a tray or towel to work on (optional) Gather the following materials: a large clear container that can be written on, such as a gallon water jug with top removed or clear storage bin 1-liter container (1-liter water bottle, measuring cup, etc.) a supply of water (enough to fill the larger container) OR the Liquid Volume in Liters video: https://vimeo.com/451620298
8	MLR8 Discussion Supports	Number Talk
9	MLR8 Discussion Supports	Estimation Exploration
10	MLR7 Compare and Connect	5 Practices Choral Count
11	MLR8 Discussion Supports	Notice and Wonder	Materials from a previous activity		Display students' ideas from the Lesson Synthesis in the previous lesson.
12	MLR8 Discussion Supports	Card Sort MLR5 Co-craft Questions Notice and Wonder	Tools for creating a display	Card Sort: Giant Pumpkins Cards (1 copy for every 2 students)	Create a set of cards from the blackline master for each group of 2.
13		Estimation Exploration MLR4 Information Gap		Info Gap: Pumpkin Weigh-Off Cards (1 copy for every 2 students) Info Gap Pig Weigh-Off Cards (1 copy for every 2 students)	Create a set of cards from the blackline master for each group of 2. Keep set 1 separate from set 2.
14	MLR8 Discussion Supports	Number Talk
15	MLR7 Compare and Connect	Number Talk	Tools for creating a display Materials from a previous activity		Display posters from the previous activity.
16	MLR8 Discussion Supports	Notice and Wonder	Paper clips Pipe cleaners Rulers Tape (painter's or masking) Yardsticks		Gather tape measures, toilet paper tubes, marbles, pennies, paper or plastic cups, and a collection of balls that bounce for students to use as they create their games. Other material not included in this list can be made available to students to use to create their games.

3.6 Planning Map