2nd Grade:

Stop the Clock
http://www.teachingtime.co.uk/draggames/sthec3.html

Clockwise
http://www.bbc.co.uk/education/dynamo/den/clock/index.htm

Just in Time
http://www.fi.edu/time/Journey/JustInTime/contents.html

Time Clock
http://www.primarygames.com/math/timeclock/index.htm

Ordinal Numbers
http://www.primarygames.com/squigly/question1.htm

3rd Grade
Stop the Clock
http://www.teachingtime.co.uk/draggames/sthec3.html

Clockwise
http://www.bbc.co.uk/education/dynamo/den/clock/index.htm

Just in Time
http://www.fi.edu/time/Journey/JustInTime/contents.html

Time Clock
http://www.primarygames.com/math/timeclock/index.htm

4th Grade

The Underground Railroad
http://teacher.scholastic.com/activities/bhistory/underground_railroad/plantation.htm

Music Link

musick8.com

2nd Grade:
Electrical Safety Games
http://www.rp-l.com/games.htm

3rd Grade:

Agriculture in the Classroom
http://www.agclassroom.org/kids/index.htm
Dr. Arbor Talks Trees
http://www.urbanext.uiuc.edu/trees3/01.html
Plant Nutrition
http://www.agr.state.nc.us/cyber/kidswrld/plant/
Plant Parts Salad
http://www.hhmi.org/coolscience/vegquiz/plantparts.html
Plants for Kids
http://www.plantsforkids.com/
The Great Corn Adventure
http://www.urbanext.uiuc.edu/corn/
The Great Plant Escape
http://www.urbanext.uiuc.edu/gpe/

4th Grade:
The Underground Railroad
http://teacher.scholastic.com/activities/bhistory/underground_railroad/plantation.htm

3rd Grade

Harriet Tubman Story
http://ps233techteacher.edublogs.org/files/2008/05/harriet.MP4

Famous Black Americans
http://aakulturezone.com/kidz/abc/index.html

4th Grade

The Underground Railroad
http://teacher.scholastic.com/activities/bhistory/underground_railroad/plantation.htm

2nd Grade:

Electical Safety
http://www.eso.qld.gov.au/electricity/act4/act4_01.html

3rd Grade:

www.brainpopjr.com

www.studyisland.com

4th Grade

http://www.wordle.net/