Mrs. Christner’s
4th grade students are learning about simple
machines. Students were given the opportunity to design and
create their own simple machine. Students worked
cooperatively within their groups to plan, develop, and construct
their machine with materials in the classroom.

The Magical Can Crusher
This group created a can crusher using rulers, a sharpener, and
tape.

The Xtreme Puller
This group of students created a machine that lifts objects.

Pencil Picker Upper
This group is using all resources to create
their simple machine. As a group, they decided to create a
simple machine would help pick up pencils that fall on the floor
throughout the day.

The Weight Lifter
These students are working cooperatively on
constructing their simple machine. The used the pulley as a
model to create their design. They made a device that would
lift weights.

The Pick Stick
This group used a variety of materials to
construct their simple machine. This machine will pick up objects
on the floor without bending over.