About.com K-6 Science - Visit this page from About.com for lessons and activities for the following topics: animals, Astronomy, Earth Science, Ecology, Science Fair Projects, and more!

Bridge - Elementary Science - A collection of links to sites with information for K-6 related to oceans, fish, water quality, and more!

CFAITC.org - Browse the resources from the California Ag in the Classroom Foundation. This site offers several activity booklets (PDF) that are filled with lots of great ideas for elementary science classrooms.

Dirtmeister - Explore this site from Scholastic to find great lab ideas to help you make science come alive in your classroom!

Education Place Science Center - Explore this site from Houghton Mifflin offering lessons in their monthly theme area as well as a Science Fair Handbook and ideas for the Discovery Works series.

Elementary Science Olympiad - Visit the Event Archive to find some science events to challenge your students!

Elementary Science Program - A great resource for students and teachers of elementary science!

Franklin Institute - Visit this site for great ideas for science lessons for K-8 students!

Harcourt Science Activities - An assortment of science lessons for K-6 organized by grade level.

ILoveThatTeachingIdea.com - Science - 18 ideas for science activities and labs for K-6 students. Also visit the Worksheet Center for lots of ready-to-use Worksheets on a variety of science topics!

MegaEd Elementary Science - Links to sites with lesson ideas for elementary science programs.

Proteacher Science & Technology - An excellent site for elementary educators! Be sure to visit their Science Board to share ideas with others who enjoy teaching science.

Science Lessons - An assortment of lesson ideas from the Math-Science Learning Coalition. The site offers lessons for early elementary and late elementary students organized by grade level or subject.

Sea World Educational Resources - Explore their teacher's guides or visit the classroom activities section!

TeachersFirst - Elementary Science - Links to great sites for elementary educators! The site provides detailed descriptions to help you find just what you need.

Teacher's Domain - This is an excellent site for multimedia resources for your science classroom!  

TeacherVision - Science Community - Find great lesson ideas for PreK, K-2, and 3-5. The site also offers "Advice for Parents" handouts about building science skills to help parents incorporate science in their child's everyday life. Be sure to sign up for the free monthly Science Newsletter!

Youth.net Science Lessons - A collection of 130 mini lessons and labs for K-5 students.

ZOOM School - - One of my favorite resources for kids of all ages! A great resource for educators on a variety of topics.