Core Knowledge Foundation
Taking Care of the Earth Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology closely examines human impact on the Earth while boosting reading comprehension skills. Through stories, scholars examine the concepts of natural resources, pollution, garbage, and recycling and brainstorm ways to...
Curated OER
Waters of the Earth
Students make a striking visual display showing the distribution of water on earth.
Curated OER
The Water Planet
Students use NASA photographs and hands-on activities to compare the amounts of land and water on our planet. They discover that the world has five oceans and that they cover seventy percent of Earth's surface. Students learn how this...
Curated OER
Water Works Wonders
Students examine where water is found in the world, how we use it, and the various forms it takes. They observe the refraction of light through a prism, record the day and night sky over a week's time, and create a topographic model of...
Curated OER
Earthquakes
Students observe the melting of ice. In this phase change lesson, students observe ice as it melts. They discuss the process and create a Venn diagram comparing water and ice.