Gemini 3.5 Flash

Use 4 groups with one coordinator per group. 00:00–00:10: welcome and explain the activity. 00:10–00:20: distribute 14 sensor packs to each group. 00:20–01:05: run the main activity. 01:05–01:20: collect feedback and reusable equipment. 01:20–01:30: clean the technology lab and check the inventory.

Count the 56 sensor packs before visitors arrive. Confirm a clear entrance and an accessible work area at the technology lab, then give each of the 4 group leads the same timing sheet.

Supplies: 56 × $6.80 = $380.80. Reserve: $380.80 × 0.10 = $38.08. Planned total: $418.88. This is a planning calculation using the supplied prices.

Remove 14 units, leaving 42. Supplies become $285.60; a 10% reserve adds $28.56, for a total of $314.16.

Join School Robotics Club this Wednesday at the technology lab. Meet neighbors, learn together, and take part at your own pace. We will share the available sensor packs across small groups. Supplies are limited, so please check with the welcome desk when you arrive.

School Robotics Club Wednesday · technology lab Welcome! Ask the desk about available sensor packs and today’s small-group activities.

```python import csv def read_inventory(path): rows = [] with open(path, newline="", encoding="utf-8") as handle: reader = csv.DictReader(handle) if reader.fieldnames != ["item", "quantity"]: raise ValueError("Expected item,quantity columns") for line, row in enumerate(reader, 2): name = row["item"].strip() quantity = row["quantity"].strip() if not name or not quantity.isascii() or not quantity.isdecimal(): raise ValueError(f"Invalid inventory row {line}") rows.append((name, int(quantity))) return rows # Example row: sensor packs,56 ```

The row `sensor packs,56` should pass. The row `sensor packs,-1` should raise a ValueError because a negative quantity is outside the stated inventory contract. An empty item should also fail.

Handover — School Robotics Club Location: technology lab; day: Wednesday. Inventory: 56 sensor packs, allocated as 4 groups × 14. Before opening: count supplies, set the welcome desk, and confirm group leads. During the event: record shortages and visitor questions. After closing: count returns and write one improvement for the next meeting.

Ask: “Were 14 sensor packs per group enough for the activity, and which step created the longest wait?” Record the answer beside the returned inventory count.

You are welcome to check in at the desk when you arrive. A coordinator can explain the current activity and see whether a group has space and spare sensor packs. If the activity is already full, we can help you observe or find the next joining point.

Avoid guaranteeing a place or a set of sensor packs before checking the group capacity. Keep the reply specific to the technology lab session and offer a clear next step: speak with the welcome desk.