Question card game
Use H11's complete trolley story. Make a clue card, a why/when/whose question card and a source-type card that could help. A private reader can match them and explain a mismatch. Keep the clue supplied, not an answer to why.
Grown-up help
model one investigable question from a different change, then let the child try again. Product is a reusable question game, not a completed real enquiry.
Sources and reuse. Original educational work © NeuroForgeIO Pty Ltd 2026, CC BY 4.0.