Ms. Lee's Kindergarten Experiments with Science
- Six simple experiments with photographs demonstrating each step.
- http://hastings.ci.lexington.ma.us/staff/SLee/science/

Activities from Mudpies to Magnets
- Ten free activities taken the preschool science resource book. From Gryphon House.
- http://www.ghbooks.com/activity/activities.cfm?bookid=10005

Preschool Education Science Projects
- Dozens of thematic activities.
- http://www.preschooleducation.com/science.shtml

Teeth Unit
- Printable tooth-shaped pages includes activities that can be used alone or made into a take-home book.
- http://abcteach.com/teeth/teethtoc.htm

KinderGARDEN
- Provides suggestions for helping young children interact with the outdoors.
- http://aggie-horticulture.tamu.edu/kindergarden/kinder.htm

Education Center Activity: On the Farm or at the Zoo?
- Preschool lesson plan emphasizes categorization skills.
- http://www.eduplace.com/rdg/gen_act/barn/zoo.html

Kindergarten - Science
- Provides three interactive science units appropriate for kindergarteners.
- http://www.kidport.com/GradeK/Science/ScienceIndex.htm

Science Ideas
- Dozens of classroom-tested science activities. From Perpetual Preschool.
- http://www.perpetualpreschool.com/science.html

NNCC Environmental To Do's for Young Children
- Designed to help teachers develop children's understanding of the environment and improve their critical-thinking skills.
- http://www.nncc.org/Curriculum/envir.todo.html