Curriculum
Bootcamps
Algebra
Geometry
Numbers & Quantities
Statistics & Probability
Functions
Proofs
More Learning Tools
Intelligent Learning Path
Encyclopedia
Study Tips
Pen & Paper exercises
Excel / GeoGebra recipes
Tutor-on-Demand
All Math
Games
Junior Math
Multiplication Master
Treasure Trail
Wind Surfer
Stack n´load
Sort the objects from heaviest to lightest
Plane, battery, basketball, blade of grass
Plane, basketball, blade of grass, battery
Plane, basketball, battery, blade of grass
Blade of grass, battery, basketball, plane
Prev.
Check answer
Skip
Help?
