Session 12 — Showtime! (Final Showcase)

Duration: 75 min · Format: live online · Ages: 12–15

Session goal: by the end, students can present their project to a panel in a clear structure, answer questions with honesty and poise, and have a complete portfolio to keep.

Before class — prep (5 min)

• Have the panel diagram below ready to share on screen.
• Build the running order in advance (see the Activity) so every student knows their slot.
• Ask students to have their slides/demo open and a backup screenshot or video ready, plus their portfolio folder started.

Agenda

0:00 · Hook (5 min)

Ask the class and take a few answers:

• "Everything you've built this course comes down to the next few minutes. How does it feel?"
• "What's the one thing you most want the panel to remember about your project?"

Let them answer, then set the frame: today they stand tall and show what they built to a panel. Remind them the panel is on their side — the goal is to help them show their best work, not to catch them out.

0:05 · Teach — Structure your talk (13 min)

Explain: a winning presentation follows a clear path (2–4 minutes). Write the five steps on your shared screen:

1. Problem — what you tackled and why it matters.
2. Method — how you built and tested it.
3. Demo — show it working (the best part).
4. Results — what you found, with a number or chart.
5. What's next — how you'd improve it.

Key point to land: the demo is the strongest moment — a live thing working beats any slide. Make sure the talk builds toward it.

⚠ Watch for the "read every slide" trap: nervous students read walls of text and run out of time. Correct it — slides are signposts, not a script; the demo and a plain-spoken story carry the talk.

Share this diagram:

Ask: "Which of the five steps is your project's strongest? Which is weakest?" (Take 3–4 answers so students know where to lean.)

0:18 · Teach — Present with confidence + handle questions (12 min)

Explain the delivery basics:

• Look at the panel, not the floor. Speak slowly.
• Show, don't just tell — a live demo beats any slide.
• Take a slow breath and stand tall for a few seconds before starting — it really settles nerves.
• If you're excited about the project, the panel will be too.

Then cover the Q&A: it's a conversation, not a trap. Have students prepare 3 likely questions and their answers.

⚠ Watch for bluffing: students feel they must have an answer for everything and make things up. Correct it — honesty impresses judges more. Give them the lines: "Great question — let me think," and if they truly don't know, "I'm not sure, but I'd find out by ___."

Ask: "Guess the toughest question the panel might ask about your project. What's your honest answer?" (Take 2–3 answers.)

0:30 · Activity — The showcase (30 min)

This is the finale — students present. Run it like a real panel.

Running order (adapt to class size): 1. Set the format (1 min). State the rules: each presenter gets ~3 minutes to present + 1–2 minutes of questions. Announce the order so everyone knows when they're up. 2. You are the panel host. Introduce each presenter by name and project title, keep time, and give a visible 30-second warning near the end of each talk. 3. Presentations (rotate through the class). After each talk, open a short Q&A — take 1–2 questions from you and from classmates. 4. Feedback after each talk (keep it fast and kind). Use these prompts: - One star: "The clearest part of that was ." - One wish: "One thing that would make it even stronger is ." - Then ask the presenter: "What are you proudest of in this project?" 5. Keep to time. If a talk overruns, thank them warmly and move on — protecting every student's slot is part of a fair showcase.

Facilitation tips: - Go first with a 30-second model if the group is nervous, so they hear the structure and tone. - Prompt quiet classmates to ask one question each — it keeps the panel engaged and generous. - Handle demo failures gracefully: if a live demo crashes, cue the backup screenshot/video and reassure the presenter — this happens to real engineers. - Balance the feedback: always a genuine star before the wish, and only one wish so it lands.

Debrief: once everyone has presented, name one specific strength you saw across the whole class. Point out that they just did what real scientists and founders do — present, defend, and take questions.

1:00 · Check for understanding (8 min)

Ask these aloud or drop them in the chat. Answer key (for you):

1. What are the five steps of a strong talk? → Problem → Method → Demo → Results → What's next.
2. A judge asks something you don't know. What do you do? → Say so honestly — "I'm not sure, but I'd find out by ___" — rather than bluff. Honesty impresses judges.
3. What belongs in a project portfolio? → Your code, research report/paper, project or gadget, and presentation slides — a collection of your best work.

1:08 · Wrap-up + portfolio (7 min)

• Build the portfolio: have students collect their Course 2 work into one folder — this is what universities and employers actually want to see:
• Their code (Colab links or screenshots).
• Their research report / paper.
• Their project or gadget (photos, Tinkercad link).
• Their presentation slides.
• Close by asking each student one reflection: "What are you proudest of, and what will you build or research next?"

Teaching notes

• Correct this misconception: "I must have an answer for every question." Reframe as honesty beats bluffing — judges respect "I'd find that out by ___."
• Fast finishers (extension): aim for a research-panel-level finish — deliver a formal talk that can defend the method under tough questions, bring a full paper plus a one-page summary for judges, and publish the portfolio online (Google Sites / GitHub) as a real link for applications.
• Low-tech fallback: if a live demo isn't possible, have students present with a screenshot or short recorded video; if the class is large, split into two panels running in parallel so every student still presents within the time.

Vocabulary

Resources

• Canva / Google Slides — polished slides.
• Presentation tips — a couple of short talks to watch.
• Google Sites — build a simple online portfolio (free).

Next session

Next: the bonus Generative-AI sessions (13–14).