Unit 3, Lesson 21
Classroom Supplies
Grade 3
Warm-up
What do you notice? What do you wonder?
| work supplies | cost |
|---|---|
| box of 25 markers | $5 |
| box of 100 crayons | $8 |
| class library | cost |
|---|---|
| set of 20 books about history | $259 |
| storybook (80 to choose from) | $8 |
| special items | cost |
|---|---|
| carpet for the reading corner | $65 |
| a class aquarium, with fish | $152 |
| entertainment | cost |
|---|---|
| board games (40 to choose from) | $15 |
| interactive computer games (math and reading) | $75 |
Activity 1
Imagine our class received $1,000 to spend on school supplies from the given list. How would you spend the money to benefit our classroom the most?
| work supplies | cost |
|---|---|
| box of 25 markers | $5 |
| box of 100 crayons | $8 |
| box of 60 pencils | $5 |
| box of 5,000 pages of printer paper | $39 |
| package of 10 pads of lined paper | $15 |
| box of 50 pieces of construction paper | $32 |
| class library | cost |
|---|---|
| set of 20 books about history | $259 |
| set of books about nature | $400 |
| storybook (80 choices) | $8 |
| maps (5 choices: world, continent, North America, U.S. state, U.S. city) | $45 |
| special items | cost |
|---|---|
| carpet for the reading corner | $65 |
| a class aquarium, with fish | $152 |
| fish food for 1 month | $12 |
| field trip to the zoo | $350 |
| entertainment | cost |
|---|---|
| puzzles (30 choices) | $12 |
| board games (40 choices) | $15 |
| interactive computer games (math and reading) |
$75 |
- Make a plan on how to spend the money. You may purchase more than one of the same item. Use estimation or rounding to keep track of the total as you make your selections.
-
On your wish list, what is the total cost of the items in each category?
- work supplies
- class library
- special items
- entertainment
-
What was the total cost of all your choices?
- Would you have any money left over? If so, how much?
- Did you spend too much money? If so, how much?
Activity 2
- Share your wish list with another group. Take turns explaining how you made your choices, and listen to the choices of the other group.
-
Compare your spending:
- How much more or less did you choose to spend on each category than the other group?
- How much more or less did you spend in total compared to your partner group?