Introduce balanced and unbalanced forces
with students, mobiles, paper clips and cards, and a penny on a loop on a jar. These activities are GREAT
for a science open house
or a family science night
View a video
to see a quick overview of the lessons – it's like I'm sitting next to you explaining your options.
There's also simple videos
you can use to preview or review activities. Choose from two student texts
that are saved with three
reading levels in English and two
in Spanish. The texts have also been recorded
for students who benefit from listening to the information.
A variety of assessments
including performance assessments are included with answer keys or samples of our completed assessments.
The activities use materials* that you can easily collect locally. This lesson supports NGSS 3-PS2-1♦.
It’s part of a series about physics, including: this unit about forces, pushes and pulls
, air and water pressure
, and static electricity
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* Materials List: materials to make mobiles, a pencil, index cards, large paper clips, small jars, a file folder, tape, pennies
♦ 3-PS2-1. Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.