# Intro to 3D Printing with Robot House

> Intro to 3D Printing — a hands-on homeschool STEM class covering the full workflow from digital design to a finished printed object, including design fundamentals, file preparation, and printer troubleshooting. Four-week session, one class per week. All equipment and materials provided. No prior experience required. $150 for the 4-week session — pay by Venmo, Zelle, cash, or PayPal at your first class. Class Dates: Oct class 8, 15, 22, 29 Nov class 5, 12, 19, Dec 3 *sign up on date of first class

- Host: Robot House
- Duration: 120 min
- Location: SD United Training Center, 3635 Afton Rd, San Diego, CA 92123
- Host time zone: America/Los_Angeles
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/robot-house-upss2u/intro-to-3d-printing
- Event type id: 6845825

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6845825&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 6845825,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "smsReminderNumber": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `smsReminderNumber` (Phone number (Text notifications)), `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.