| # | MATERIALS - PROJECT SPECIFIC | PRICE | SOURCE | ||
| 4 | 10k½ resistors | $3.05 | RadioShack | ||
| 8 | 10 mm insulated standoffs (2 packs) | $3.49 | RadioShack | ||
| 1 | 2.1 mm DC Barrel plug > Alligator Clips | $1.95 | Adafruit | ||
| 1 | 9V Battery > 5.5mm/2.1mm plug | $3.95 | Adafruit | ||
| 1 | Acrylic sheet (thin) | $2.97 | Lowes | ||
| 1 | Analog UV Light Sensor | $6.50 | Adafruit | ||
| 4 | Breadboard-friendly momentary pushbuttons | $2.50 | Adafruit | ||
| 1 | Cable: 3.5mm Stereo Plug > Pigtail | $1.95 | Adafruit | ||
| 3 | Cable: JST-PH Battery Extension | $1.95 | Adafruit | ||
| 1 | Enclosure | $16.99 | MCM Electronics | ||
| 1 | F/M jumper wires (1 pack) | $9.95 | Adafruit | ||
| 1 | LCD screen, 16x2 characters | $13.95 | Adafruit | ||
| 2 | Lithium ion polymer battery – 3.7v 2500mAh | $14.95 | Adafruit | ||
| 1 | M2 screws, nuts, and washers (1 pack each) | varies | Amazon | Screws | Nuts | Washers |
| 1 | M3 screws, nuts, and washers (1 pack each) | varies | Amazon | Screws | Nuts | Washers |
| 1 | Mini adhesive-backed cable clips (1 pack) | $2.99 | RadioShack | ||
| 1 | MintyBoost Charger Kit | $19.50 | Adafruit | ||
| 1 | Nylon spacer (M2) (1 pack) | $4.35 | Amazon | ||
| 4 | Panel-mount momentary push buttons | $0.95 | Adafruit | ||
| 1 | PCB with connecting pads | $3.49 | RadioShack | ||
| 1 | Solar Charger Kit | $17.50 | Adafruit | ||
| 1 | Solar panel | $34.95 | Adafruit | ||
| 3 | SPST Rocker Switch | $3.49 | RadioShack | ||
| 1 | Stereo Audio Amplifier | $8.95 | Adafruit | ||
| 1 | Stereo enclosed speaker set | $7.50 | Adafruit | ||
| 1 | Velcro strip | $1.49 | Harbor Freight | ||
| 1 | Wrapping wire (30AWG) | $5.49 | RadioShack | ||
| 1 | Optional: rub-on letters | $8.16 | Amazon | ||
| MATERIALS - STANDARD | PRICE | SOURCE | |||
| 22AWG Wire, 3 colors each of stranded and solid | $8.49 | RadioShack | |||
| Breadboard | $19.95 | Adafruit | |||
| Cable Ties | $1.99 | Harbor Freight | |||
| Desoldering braid | $4.49 | RadioShack | |||
| Heat shrink tubing | $6.99 | Amazon | |||
| Low-tack (painter's) tape | $3.49 | Harbor Freight | |||
| M/M jumper wires | $4.75 | Amazon | |||
| Solder | $14.49 | RadioShack | |||
| TOOLS | PRICE | SOURCE | |||
| Acrylic cutter | $9.71 | Amazon | |||
| Arduino w/ USB cable | $17.50 | Amazon | |||
| Calipers | $19.99 | Harbor Freight | |||
| Center punch | $2.99 | Harbor Freight | |||
| Cork-backed ruler | $5.08 | Amazon | |||
| Dremel with cut-off-wheel attachment | $23.99 | Harbor Freight | |||
| Drill | $99.00 | Amazon | |||
| Flush cutters | $2.99 | Harbor Freight | |||
| Glue gun with glue sticks | $8.99 | Harbor Freight | |||
| Heat gun | $14.99 | Harbor Freight | |||
| Needlenose pliers | $1.99 | Harbor Freight | |||
| Precision needle file set | $3.99 | Harbor Freight | |||
| Precision screwdriver set | $2.99 | Harbor Freight | |||
| File set | $6.99 | Harbor Freight | |||
| Soldering iron | $3.99 | Harbor Freight | |||
| Step drill bits | $12.99 | Harbor Freight | |||
| Tabletop vice | $16.99 | Harbor Freight | |||
| Third-helping-hand | $2.99 | Harbor Freight | |||
| Wire stripper | $9.99 | Harbor Freight |