Simulations Sites to Build Critical Thinking Skills

Lemonade Stand
http://www.coolmath-games.com/lemonade/

Jamestown Simulation
http://www.historyglobe.com/jamestown/

Design a Cell Phone Simulation
http://edheads.org/activities/eng_cell/index.shtml

Habitat Adventure Panda Challenge
http://nationalzoo.si.edu/Education/ConservationCentral/challenge/default.cfm

A Walk In The Forest
http://nationalzoo.si.edu/Education/ConservationCentral/challenge/default.cfm

Discover Simulation
http://www.eduplace.com/kids/hmsc/content/simulation/