Simple MachinesBob Zbikowski
Physics/Engineering FacultyHibbing Community College
History
2008-9 school year, began working with Kindergarten classes in the Hibbing School District.
Currently work with grades 1-5 in three elementary buildings.
Special thanks to Debra Koth and Lynn Stish for making this possible!
1st Grade ActivitiesCurrent 1st grade activities:
RocksSimple machinesBridge construction
Three separate 50 minute presentations to each class throughout the year.Best environment – unused classroom to organize classroom space.
Simple MachinesPulley
Wheel and AxleLever
Inclined PlaneWedgeScrew
Pulley Move heavy objects
Block and tackle system
Change the speed of motionString/pulley demonstration
Wheel and Axle Demonstrate bicycle tire with student
Lever Balance beam with students
Large, small student balance on 2x6 teeter totter Move students Move fulcrum
Combine with wheel and axle to form wheelbarrow Student sit in middle, front, rear
Inclined Plane Student pulling cart along inclined plane, note force with scale
Talk about moving a piano
Wedge
Block movement of wheelbarrow with wedges
Screw
Screw board, examine threads on screws
Student Activities
LeverStudents work in pairs to balance meter stick teeter-totter
Wedge/ScrewIn classroom, student roll paper wedge into screw
Contact Information
Bob ZbikowskiPhysics/Engineering FacultyHibbing Community College1515 East 25th StreetHibbing, MN 55746218-262-6725 or 800-224-4422 ext [email protected]