Interdisciplinary
Astronomy, engineering and environmental science
Primary school1/3
Coming soonBuild a Boat
Design a boat that carries the most coins
Coming soonThe Planets
Visit each planet and compare size and distance
Middle school2/13
Gears and Mechanisms
Mesh gears and compare speed and torque
Wind Turbines
Change the blade angle and wind speed for power
Coming soonBridge Design
Build a truss and test the load
Coming soonEarthquake-Resistant Buildings
Shake towers with different bracing
Coming soonWing Lift
Change the angle of attack and airspeed
Coming soonSolar Panels
Tilt a panel and track its output through the day
Coming soonHydroelectric Power
Change the dam height and flow rate
Coming soonHome Insulation
Insulate a house and compare heat loss
Coming soonCarbon Footprint
Change daily choices and total the emissions
Coming soonOcean Plastics
Track plastic through currents and food chains
Coming soonRecycling and Material Life Cycles
Compare the energy saved by recycling materials
Coming soonTelescopes
Combine lenses and mirrors to magnify the sky
Coming soonStars and the Celestial Sphere
Watch the stars turn around the celestial pole through the night
High school4/11
Rocket Launch
Change thrust, mass and fuel to reach orbit
Hertzsprung-Russell Diagram
Place stars by temperature and brightness
FreeExoplanet Transits
Detect a planet from a dip in starlight
Stellar Parallax
Measure the shift of a nearby star and work out its distance
Coming soonSatellites and Orbits
Place satellites in low, medium and geostationary orbits
Coming soonBatteries and Electric Vehicles
Compare range, mass and battery size
Coming soonLife Cycle of Stars
Change a star's mass and follow its fate
Coming soonExpanding Universe and Redshift
Stretch space and measure galaxy speeds
Coming soonClimate Feedbacks
Change ice, clouds and CO2 and watch the temperature respond
Coming soonFeedback Control Systems
Tune a thermostat controller and watch the temperature settle
Coming soonRetrograde Motion of Planets
Watch Mars loop backward against the stars
University1/7
Coming soonBeam Bending
Load a beam and see the deflection and bending moment
Coming soonLow-Pass and High-Pass Filters
Filter a noisy signal and read the frequency response
Coming soonSampling and Aliasing
Sample a wave too slowly and watch a false frequency appear
Coming soonBinary Stars and Radial Velocity
Measure the wobble of two stars and find their masses
Coming soonGalaxy Rotation Curves
Compare visible mass with measured speeds and find dark matter
Coming soonThe Heat Equation
Watch heat spread through a rod over time