The gold-standard of spontaneous presentation training: a serious, high-stakes theme appears (e.g., “The Future of Trust in Decentralised Systems”, “Why Boredom Is the New Luxury”). You press START and begin speaking. Every 15–40 seconds you click “next” and a completely random, uncurated slide from Stanford’s 1M+ academic archive appears (often bizarre, irrelevant, or hilariously off-topic). You must instantly weave it into your ongoing argument with total conviction and nat

The ultimate high-stakes persuasion challenge: one player (the Grandominister) secretly receives a completely random, often absurd product (e.g., “invisible wallpaper”, “time-travel insurance”, “cloud-flavoured gum”). The other player knows nothing and must instantly begin a confident, professional advertising pitch. The Grandominister fires rapid-fire creative questions (“Is it edible?”, “Does it work underwater?”, “Can it replace a lawyer?”) and the pitcher has to incorpora

Elevate your C1–C2+ (proficient to near-native "C3") Business English with this highly engaging Grandomastery activity that turns random letter combinations into million-dollar startup ideas. Participants receive a completely random abbreviation (e.g., B.L.U.R., K.R.A.K.E.N., or F.L.O.O.F.) and must instantly invent a plausible, innovative company behind it – complete with a clever, pun-filled backronym, unique value proposition, market potential, and a convincing 60–90-secon