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### The Beat of Your Heart

3-5

Emphasize the connections between science and mathematics by using a performance (or authentic) assessment format.

### Understanding Distance, Speed, and Time Relationships

3-5

Control the speeds and starting points of the runners, watch the race, and examine a graph of the time-versus-distance relationship.

### What's in a Name?

3-5

Explore
sets of names and create bar graphs, pictographs, glyphs, and circle graphs. ### Picture Books and Patterns in Numbers

3-5

This series of problems is based on the characters and
themes in “Black Dog,” by Pamela Allen. The picture book is not essential to
the teaching. However, it is used as an engagement tool that gives context for
the following story-based problems and mastering number, pattern, and algebraic
reasoning. ### Can You KenKen?

3-5, 6-8

The objective of this lesson is to use combinations to solve KenKen puzzles. An early solution strategy is for students to guess and check and use logic-based elimination. This lesson builds on those strategies by having students systematically list all possible combinations within each cage, the darkly outlined sections of the puzzle. ### Two Ways to Pay for Class Party Juice Boxes

3-5

This lesson is based on the *MTLT*article, “Inquiry + Math Workshop Model = Success!” by Tutita M. Casa, Kathryn O'Connor, and Emma Dearborne. The lesson demonstrates the use of a workshop model that engages students in developing strategies to solve an authentic multiplication task.

### Revealing the Story in Hydrographs from Hurricane Harvey

3-5, 6-8

This lesson is based on the *MTLT*article, “Making Meaning of Numbers from a Historic Storm" by Ming Tomayko. The lesson uses media coverage of a natural disaster to support students' development of quantitative literacy.

### Symmetry and Identity: An Exploration of the Progress Flag

3-5

This lesson is based on the*MTLT article,*

*“Supporting LGBTQ+ Students in K-12 Mathematics”*by Brandie E. Waid. In this lesson, students identify lines of symmetry for various symbols, create line-symmetrical figures and examples and non examples of images that have lines of symmetry, and analyze and discuss similarities and differences between their identify and that of their classmates.

### Funky Protractors

3-5

This lesson is based on the *MTLT*article, “Funky Protractors for Exploring Angle Measures” by Hamilton L. Hardison. In this lesson, students recognize and justify the validity of a tool and differentiate angularity from nonangular features.