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Source Task

Source
The Math Forum at Drexel

Subject
Mathematics

Grade Level
K, 1, 2

How Many Berries Did I Eat?

In How Many Berries Did I Eat?, students are given information about how many berries were on each of the two bushes and how many are left on the bushes after berries were eaten. They are then asked which berries were eaten more of -- raspberries or blueberries. The key concept is subtraction. 

This task includes:

  • Problem
  • Answer Check
  • Sample Solution

Source
PBL University (PBLU)

Subject
Mathematics, History/Social Studies, English Language Arts, Interdisciplinary

Grade Level
2

Make A Difference

In this task, students must work together to plan a task they can do for the community. Performing this with a partnering organization, students will collect data on the impact of their task and present in a public setting. 

This task includes:
1.Task Overview
2.Teacher Materials
3.Students Handouts
4.Scoring Rubric

Source
The Math Forum at Drexel

Subject
Mathematics

Grade Level
K, 1, 2

The Eagle and the Bear

In The Eagle and the Bear students are asked to figure out how many fish the eagle has to catch to tie the bear in their fishing contest. The key concept is equivalency.

This task includes:

  • Problem 
  • Teacher Packet - the teacher packet provides an "answer check" and a range of sample solutions.
  • Primary Rubric 
  • Scenario - the scenario provides a story to help introduce the problem in a way that makes the mathematics as relevant as possible.

If you would like to recommend additional open-sourced performance task banks to be included in the database, or if you would like to report a broken link, please email Pai-rou Chen.