Article
Khan Academy

Khan Academy: Q&a: Neuron Depolarization, Hyperpolarization, & Action Potentials

For Students 9th - 10th
Khan Academy answers a question about hyperpolarization and depolarization with a written explanation and links to helpful videos.
Handout
Sophia Learning

Sophia: Membrane Potential and Action Potential

For Students 9th - 10th
This lesson will describe how the differences in concentrations of ions across a plasma membrane set the stage for a nerve impulse.
Activity
University of Washington

University of Washington: Modeling the Nervous System: Making a Neuron

For Teachers 9th - 10th
Use this site for lots of different ideas on how to make a model of a neuron.
Handout
Wikimedia

Wikipedia: Neuron

For Students 9th - 10th
Wikipedia offers an overall description of neurons. This site describes their physical appearance, the different parts of neurons, and what their functions are.
Article
Khan Academy

Khan Academy: Signal Propagation: The Movement of Signals Between Neurons

For Students 9th - 10th
This article explains how the nervous system transmits signals along and between neurons.
Unit Plan
CK-12 Foundation

Ck 12: Nerve Impulses

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will explain how nerve impulses are transmitted.
Interactive
University of Washington

Neuroscience for Kids: Outside Games

For Students K - 1st
Learn about how the synapse works in the nervous system. Then play common games that demonstrate many functions of the nervous system. Find definitions of the vocabulary necessary to understand how the nervous system works.
Unit Plan
CK-12 Foundation

Ck 12: Biology: Nerve Impulses

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Discusses how nerve impulses are transmitted.
Graphic
Curated OER

York University: Neural Signal Transmission

For Students 9th - 10th
Site with a graphic that shows the transmission of a nerve signal during the action potential phase of communication.
eBook
Estrella Mountain Community College

Estrella Mountain Community College: The Nervous System

For Students 9th - 10th
This online biology book chapter offers definitions and descriptions of the nervous system's components.