Inclined Planes

Students begin their exploration of simple machines by investigating inclined planes. They demonstrate that some machines make work easier by reducing the force needed to do a job. They also see how two other simple machines—the wedge and the screw—are modiļ¬ed inclined planes.

Student Resources

Learn by Reading

For additional content-area reading, check out the Houghton Mifflin Science eBook: Grade 2, Unit F, page 26.