Act 1
Watch the video:
Also: Card House Act 1 from Mike Wiernicki on Vimeo.
Suggested Questions:
- How tall will the card house be when it’s finished?
- How many cards/decks of cards were used to make the card house?
- How many card triangles were used to make the card house?
Make a best guess estimate.
Make a guess that you know is too low.
Make a guess that you know is too high.
Act 2
What information do you need to answer your question? Supply information to students as they ask for it.
- Card House Act 2-Dimensions of Card Triangles Measurement Decimals Elementary
- Card House Act 2-Dimensions of Card Triangles.Middle School
- Card House Act 2-Cards in each deck used to build the card house
- Act 2 – Card House info
Support pairs/groups of students with least helpful questions as they struggle to answer their math question(s).
Act 3
Students share strategies and solutions, using precise mathematical language and calculations. Students should discuss various strategies and look for efficiency and flexibility in other students’ thinking.
Questions to ask
- How close was your best guess estimate?
- What patterns did you notice?
- How can you explain those patterns?
The reveal:
Height of Card House
Number of Cards Used
Number of Card Triangles Used