Lesson 5

Peanut Butter & Jelly Algorithms

In this unplugged lesson, students will construct algorithms to first create a peanut butter and jelly sandwich, and then to make their own sandwich.

Video: Peanut Butter & Jelly (1:58)
Class Activity: Peanut Butter & Jelly Algorithms
Brain Break: No Crust by Koo Koo Kanga Roo (2:34)
Individual Activity: Sandwich Algorithms
Reflection & Close-Out:
- What did you have to do to plan your sandwich algorithm?
- Did you have to change anything about your algorithm once you started creating your sandwich?

algorithm: steps to complete a task

decomposition: breaking down a problem into smaller pieces

Favorite Food Algorithms (English / Spanish) activity sheet to use, if opting to use a food other than a sandwich (see Lesson Notes for more information).

CA CSS: K-2.AP.10 Model daily processes by creating and following algorithms to complete tasks.

CA CSS: K-2.AP.13 Decompose the steps needed to solve a problem into a sequence of instructions.

CA CSS: K-2.AP.16 Debug errors in an algorithm or program that includes sequences and simple loops.

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