One table, several ideas
For families, friends and teachers. No accounts or participant names needed. Choose a challenge with the support you need.
- Read the problem and retell it in your own words.
- Separate facts, assumptions and the question.
- One person proposes; another looks for a case that tests the proposal.
- Swap roles and compare strategies.
- Read the explanation and find an everyday application.
No required time limit. Read aloud using Aa, use pencil and paper, or print the problem from its page. Printed worksheets exclude solutions.
The nine coins ↗
One coin is heavier. Two weighings, many possible strategies.
Rule out possibilities using a comparison.One basket, several solutions ↗
Plan a small shop that meets three conditions.
Check every condition of a problem.A headline under the lens ↗
A coincidence can have several explanations. What would you check?
Separate association, alternative explanations and causation.