After exploring information about Sally Ride on the StarKids Who's Who site, students write a letter using the Letter Generator to Dr. Ride's foundation, Sally Ride Science.
Sally Ride, first American woman in space, was born in 1951.
Dr. Christian Barnard performed the first human heart transplant.
Students talk about the causes of heart disease and the role that diet and exercise play. Then, students find healthy dessert recipes and vote on one dessert to make in class.
The prototype for the World Wide Web was created in 1990.
Students look at pictures from the past using the WayBack Machine and brainstorm a few websites to explore to think about how they have changed over the years.