Tracy Caldwell Dyson, Astronaut, her connection to American Sign Language and why she decided to be the first person to sign on the International Space Station.

Janellyn’s knowledge about forest hydrology grows with Asia Dowtin! They venture into the forest to collect and analyze precipitation samples to calculate water movement through stem flow, which is vitally important to the urban planning and development of water systems.

Practice gratitude throughout the day or at bedtime with this easy exercise with Ms. Amy.