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# Towering numbers-5min

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Fostering Algebraic Thinking in Five Minutes a Day

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### Towering numbers-5min

1. 1. Day 15-Minutes
2. 2. (Driscoll, 1999)• Each row of the tower is made up of some number of bricks.• How many bricks are used in the 7th row of the tower pictured above?• If the tower kept growing, how many bricks would be needed in the 8th row, and the 9th row?
3. 3. Day 25-minutes
4. 4. (Driscoll, 1999)• Each row of the tower is made up of some number of bricks.• Describe a rule that will tell you how many bricks are in the 25th row, or the 50th row, or in any row.
5. 5. Day 35-Minutes
6. 6. (Driscoll, 1999)• Each row of the tower is made up of some number of bricks.• How many bricks are needed to build the tower pictured above?• How many bricks are needed to build a tower with ne more row than the one pictured above?
7. 7. Day 45-Minutes
8. 8. (Driscoll, 1999)• Each row of the tower is made up of some number of bricks.• How many bricks are in a tower with 20 rows?
9. 9. Day 55-Minutes
10. 10. (Driscoll, 1999)• Each row of the tower is made up of some number of bricks.• Describe a rule that will tell you how many bricks are in a tower if you know how many rows are in the tower.