Marcia Abramson

North America (X-Treme Facts: Continents)

South America (X-Treme Facts: Continents)

Asia (X-Treme Facts: Continents)

Extreme Cold and Blizzards (X-Treme Facts: Natural Disasters)

Wildfires (X-Treme Facts: Natural Disasters)

Extreme Heat and Droughts (X-Treme Facts: Natural Disasters)

Earthquakes (X-Treme Facts: Natural Disasters)

Hurricanes (X-Treme Facts: Natural Disasters)

Tornadoes (X-Treme Facts: Natural Disasters)

Monuments and Memorials (X-Treme Facts: U.S. History)

The Declaration of Independence (X-Treme Facts: U.S. History)