| Item |
Cost |
Where we got it |
| 2" PVC pipe (1) |
$4.65 |
Home Depot |
| 1" PVC pipe (1) |
$1.98 |
Home Depot |
| 3" foam brush (1) |
$0.97 |
Home Depot |
| 2" foam brush (1) |
$0.77 |
Home Depot |
| 1" foam brush (1) |
$0.67 |
Home Depot |
| 3/4" diameter compression spring (1) |
$4.38 |
Home Depot |
| Sandpaper (fine and medium grit) |
$7.94 |
Home Depot |
| Corner braces (9) |
$20.16 |
Home Depot |
| Hinges (6) |
$11.82 |
Home Depot |
| Polyurethane (1 tub) |
$11.84 |
Home Depot |
| 5/16" dowels (16) |
$14.88 |
Home Depot |
| 3/8" 4'x8' Smart Siding (1 sheet) |
$29.71 |
Home Depot |
| Latch (1) |
$3.47 |
Home Depot |
| Stepper motors (3) [product] |
$14.85 + $8.71 shipping |
adafruit.com |
| Arduino Unos (2) [product] |
$49.90 |
adafruit.com |
| Sheet of Velostat (1) |
$8 |
|
|
|
|
| STUFF WE GOT FOR FREE |
|
|
| IR distance sensors (3) [datasheet] |
~$39 value |
|
| IR reflectance sensors (4) [datasheet] |
~$3 value |
|
| Mini protoboards (4) |
~$6 value |
|
| 9V power supply (1) |
~$10 value |
|
| Addressable LEDs (15) |
a large strip is ~$20 value |
|
| LEDs (2) |
~$0.30 value |
|
| Wires, solder, and electrical tape |
~$12 value??? we have no clue |
|
| Hot glue |
~$5 value |
|
| Wood glue |
~$4 value |
|
|
|
|
| PROTOTYPING MATERIALS |
|
|
| Sheets of hardboard (5) |
$15 |
|
| Screws (2) |
$2 |
|
| Switches (12) |
$12 |
|
| Lighthouse-shaped bird house |
$13.50 |
|
| 3/4" PVC pipe (1) |
$1.57 |
|
| 2" flat brush |
$1.15 |
|
| TOTAL |
about $320 |
|