What Causes Day and Night?

Why do shadows look different in the summer than in the winter? What causes day and night? How can a sundial be used to tell time? Answer these questions and more through two engaging lessons about light and shadows. Fourth and fifth...

In this What Makes Day and Night activity, students explain what makes day and night by looking at pictures of the earth and sun and reading 11 related words. Students also write interview questions for a scientist and investigate day...

Why do we have four seasons? A series of questions about the Earth's orbit and its impact on seasons challenge Earth science students.The second page of the resource has nine multiple choice questions, such as "One year on Earth is one...

Expand your third graders' universe with a science activity about Earth's rotation. They read a short explanation about the direction of sunlight, then draw an arrow to indicate which way the sun is pointed at an illustration of the...

Your kids probably use mirrors every day, but do they know how they work? A reading passage about reflection and reflective objects can address both physical science and reading comprehension. Kids read the paragraphs and use context...

Inform your elementary scientists why we experience day and night. They are provided with facts and explanation as to why the day and night cycle occur, discuss what they've learned with a partner, and are then given the task of writing...

Don't be afraid of thunderstorms! Watch a video that explains the science behind thunder and lightning. The speaker relates real-world experiences to the main components of a thunderstorm.

It's good thing that it isn't up to RJ to spin the earth on its axis; he can't even keep a basketball spinning! In this video animation, he and viewers learn about Earth's movements in space. One thing to consider before you use this...

A lamp, four globes, and some signs taped around the room are all you need to set up a solar system simulation for teaching how Earth's tilted axis creates the seasons. (Sticky dots are also needed, but not mentioned in the materials...

Students explain that there are pollutants in the Anacostia River, what those pollutants can cause, and how to prevent further pollution. They read about pollution and graph levels of fecal coliform in the water.