The Mystery of DNA Introduce your class to the wonders of DNA with a reading assignment and suggested activity.		Disaster in the Air Distribute an article that examines the Challenger space shuttle tragedy of 1986.
Two Female Physicists Read about two accomplished physicists: Rosalyn Yalow and Chien-Shiung Wu.		Animal Survival Instincts Students read the animal facts on survival instincts and match the behaviors with the animals.
No Silent Springs: Rachel Carson Share the story of Rachel Carson's achievements with your students, and assign the related...		Edible Wild Plants Students research which edible plants they could find growing in a given part of the world.
One Small Step and Mission to the Moon Share the story of Neil Armstrong and the race to the moon with your students, and assign the...		Frostbite If you were planning a trip to the Arctic, what precautions might you take to protect yourself...
The First Heart Transplant Share the story of the first heart transplant in 1967, and assign the related activities to...		True North Students learn how to adjust for the difference between true north and magnetic north by...
Tourists on Antarctica Encourage your students to research the effect of tourism on the Antarctic ecosystem, and then...		Winter and Summer Solstices in the Arctic Circle The Arctic Circle spends half the year in darkness and half the year in light, as students...
Earth Day Activities Share information about Earth Day, which began in 1970 and is celebrated on April 22, and...		Heart Rate Students record the number of beats per second after performing certain activities.
Space Explorations Teach your students about the first space missions that the United States undertook in the...		Compact Bodies Students research a list of animals in terms of how they adapt to a cold climate.
Women in Space: Sally Ride and Christa McAuliffe Encourage students to learn more about Sally Ride and Christa McAuliffe, two astronaut...		Constellations Students explore the stars as a useful navigational tool.
Space Shuttles Read about the first space shuttles, and then explore the suggested activities as an extension.		Locating Directions by the Sun Students explore using the sun as a directional source -- a natural compass.