Open-and-go lessons that inspire kids to love science.

Science curriculum for K—5th grades.

90 sec
  • Hands-on lead students in the doing of science and engineering.
  • Standards-aligned science lessons Cover core standards in 1-2 hours of science per week.
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Invisible Forces

Forces, Motion, & Magnets

3rd Grade, 4th Grade, 5th Grade

NGSS Standards covered: 3-PS2-3 , 3-5-ETS1-1 , 3-PS2-4 , 3-5-ETS1-2 , 3-PS2-2 , 3-5-ETS1-3 , 3-PS2-1
In this unit, students explore the forces all around them. They investigate the effects of balanced and unbalanced forces, the pushes and pulls of bridge structures, and the effects of friction on the motion of objects. Students also explore the power of magnetic forces and investigate firsthand how these forces can be used to help us in our everyday lives. Less
  1. Lessons
  2. Activity Prep
  3. Assessments
New: for distance learning, assign Google Form versions of lesson and unit assessments. View Google Form assessments

This summative assessment is a combination of short response and fill-in-the-blank questions intended to be administered at the end of this unit. It should take about 25 minutes for a student to complete.

View unit assessment

For your reference, these are all the assessments included at the end of each Mystery from this unit:

Lesson 1: Balanced & Unbalanced Forces

View Lesson 1 assessment

Lesson 2: Balanced Forces & Engineering

View Lesson 2 assessment

Lesson 3: Friction & Pattern of Motion

View Lesson 3 assessment

Lesson 4: Magnets & Forces

View Lesson 4 assessment

Lesson 5: Magnets & Engineering

View Lesson 5 assessment