On the bench · not built yet
Poll Workshop
Design a poll, pick a sample method, and see how bias and margin of error change the headline.
Nearby on the shelf
Grade 11 · Math · Map
Imaginary Island
Explore the complex plane as an island map; multiplication by i rotates you a quarter turn.
Grade 11 · Math · BuilderRollercoaster Polynomials
Design a coaster track by choosing zeros and degree; the ride has to start and end at ground level.
Grade 11 · Math · Role PlayWork Rate Crew
Schedule painting crews working at different rates; rational equations decide how long jobs take together.