"Electricity" Activities
Experiments and Simulations
Homemade Batteries
Making an Electron Microscope
Understanding Electricity
Circuits
Dancing Paper
More from NASA~
http://scifiles.larc.nasa.gov/text/kids/D_Lab/acts_electr...

AC/DC Electric
Students will relate how electricity affects daily lives.
Compare ways of generating and using electricity. Identify and describe different ways electricity is generated.
Construct models of circuits
http://juniorengineering.usu.edu/lessons/electric/electri...

Agricultural Ideas for Science Fair Projects
Agriculture doesn't have its own category in science fairs, but it is a part of many of the "official" categories. Here are a few basic ideas of agricultural science projects you can do.
http://www.ars.usda.gov/is/kids/fair/ideasframe.htm

Agricultural Science Fair Project Ideas
Botany
Zoology
Medicine and Health (Nutrition)
Environmental Science
ADULT Supervision is Necessary for some Projects
http://www.ars.usda.gov/is/kids/fair/moreideas.htm

Animal and Plant Cell Projects
Examples of "A" science projects completed by students and submitted to Help Me Jimmy! This is PDF File. In order to open it, you will need to download Adobe Reader.
http://helpmejimmy.com/original/Cell_Project_TMS_7th_Grad...

Build a Foam Glider
Before a plane flies, it must be tested
Build your own Foam Glider
Instructions
ADULT Supervision Necessary
PDF Download
http://www.nasa.gov/audience/forkids/activities/A_Foam_Gl...

Build a rocket to launch into the air
What you need~
Here's what you do:~
Launch Time!!!!!
From NASA
http://www.nasa.gov/audience/forkids/activities/A_Pop_Roc...

Building Volcano Models
Information on how to build a model volcano!
http://volcano.und.edu/vwdocs/volc_models/models.html

Class Projects
10 Different Hands on Projects about WATER,LAND,AIR and ENERGY
http://www.thirteen.org/edonline/wue/class_projects.html

Create Your Own Hurricane
Try to create ideal conditions for a hurricane by changing the winds,latitude,moisture, and sea temperature.
http://www.nhc.noaa.gov/HAW2/pdf/canelab.htm