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Robot Playground: The Unfair Decision Tree



Social Emotional Learning

Experience Level

Grades 1-3

Grades 3-5


30-60 minutes

Group Size

Small Groups (2-4)

Compatible Robots

Root rt0 Coding Robot

Root rt1 Coding Robot


Can the Root robot make good choices and navigate a decision tree?

Downloads & Resources

Robot Playground: The Unfair Decision Tree Activity Guide

This activity combines coding with decision making as Root navigates an obstacle course and is faced with tough choices on the playground. Set up your playground game board and download the playground program to see Root interact with each challenge. Can Root make the right decision every time? Code your own response with Variable Blocks.

Try this activity to explore opportunities for Social-Emotional Learning (SEL) through coding and robotics!

Educational Standards

CSTA K-12 CS Standards


Model the way programs store and manipulate data by using numbers or other symbols to represent information.


Develop programs with sequences and simple loops, to express ideas or address a problem.


Debug (identify and fix) errors in an algorithm or program that includes sequences and simple loops.


Create programs that include sequences, events, loops, and conditionals.


Test and debug (identify and fix errors) a program or algorithm to ensure it runs as intended.