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Brain Teaser Challenge

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Ashley Bartlett

Tier 1
For Schools

Lesson Plan

Brain Teaser Challenge

Collaborative Brain Teaser Activity

This lesson engages 8th-grade students in a quick, collaborative brain teaser activity designed to encourage teamwork and creative problem-solving. The activity is structured to be completed in a short time frame, making it an ideal warm-up or transition exercise. By working together, students will enhance their critical thinking and communication skills, preparing them for more complex tasks in 9th grade.

Audience

8th Grade Students

Time

10 minutes

Approach

Game-Based Learning, Active Learning, Collaborative Learning

Materials

Printable Brain Teaser Cards, Timer, and Jenga Blocks

Step 1

Introduction

1 minute

  • Briefly explain the purpose of the activity: to work together and solve a brain teaser.
  • Emphasize the importance of teamwork and thinking outside the box.

Step 2

Activity Setup

1 minute

  • Divide students into small groups of 3-4.
  • Distribute a set of Jenga blocks to each group.
  • Ensure each group has a timer or access to a clock.

Step 3

Hands-On Brain Teaser Challenge

7 minutes

  • Instruct groups to use the Jenga blocks to build the tallest tower possible.
  • Set a timer for each group to complete the challenge within 5 minutes.
  • Encourage students to communicate openly and consider all ideas.
  • Monitor the groups, providing hints if necessary to keep them on track.
  • Announce when time is up and ask groups to share their creations.
  • Award points to the group with the tallest tower.

Step 4

Closure

1 minute

  • Ask each group to briefly explain their thought process and solution.
  • Highlight creative solutions and teamwork.
  • Conclude by reinforcing the skills practiced: collaboration and critical thinking.
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Worksheet

Printable Brain Teaser Cards

These cards contain various brain teasers for students to solve in small groups. They are designed for one-sided printing and can be distributed to each group for the activity.





A farmer has 17 sheep and all but 9 die. How many are left?








What has keys but can't open locks?








I speak without a mouth and hear without ears. I have no body, but I come alive with the wind. What am I?








What can travel around the world while staying in a corner?




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Answer Key

Brain Teaser Answer Key

This answer key provides the solutions to the brain teasers used in the activity, helping the teacher facilitate the discussion and ensure accurate solutions are shared with the students.

A farmer has 17 sheep and all but 9 die. How many are left?

9
The phrase 'all but 9 die' means that 9 sheep are still alive.

What has keys but can't open locks?

A piano
This is a riddle about a piano, which has keys but cannot open locks.

I speak without a mouth and hear without ears. I have no body, but I come alive with the wind. What am I?

An echo
This riddle describes an echo, which can be heard but has no physical form.

What can travel around the world while staying in a corner?

A stamp
This riddle refers to a stamp, which can be placed in the corner of an envelope and travel globally.

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