The following lessons help learners from grades 6-8 understand sleep and circadian rhythms. Lesson topics iinclude: day and night, seasons, sundails, clocks, sleep and sleep patterns and sleeping in space.

In this rotation activity, students investigate what causes day and night by participating in a classroom activity. Students will observe, question, and investigate how the relationship between the earth and sun causes day and night.

This resource provides information about Earth and space. In addition, there is a quiz provided.

[Free Registration/Login Required] In this unit children learn about the shapes and relative sizes of the Earth, Sun and Moon. Using models they learn how the three bodies move relative to each other and how these movements relate to...

July 23, 1846 Henry David Thoreau is arrested and jailed for civil disobedience against the Massachusetts Poll Tax. Take a look at the events of that day as well as the life and legacy of Thoreau.

We all need good habits to be healthy and strong. Take a trip to a turtle farm set in the Cayman Islands to learn about exercise, eating right, correct posture, and bone health. Win stars for every correct answer and earn a certificate...

Help Sarah Jane and her team put the solar system's planets back in order. Following the activity, read more about the sun, the Earth, and its moon, and then take a quick quiz to check for understanding.

Long before Santa Claus, caroling and light-strewn Christmas trees, people in medieval Europe celebrated the Christmas season with 12 full days of feasting and revelry culminating with Twelfth Night and the raucous crowning of a "King of...

Observe that the Moon is visible in the sky during the day and night with this GBH lesson plan. Students will use evidence from observations, both firsthand and through media, to describe that the Moon can be visible at different times...

The big day is finally here: you've studied, you've practiced, and you've gotten a good night's sleep. The last hurdle is just to take the test! One key to overcoming Test Day anxiety is to have a plan. This article offers tips for test...

Choose from four animations that show why the amount of daylight is different throughout the year. Topics include the seasons, the sun's apparent path, and days and nights over the year.

This magazine article discusses the arctic where in the summer, the sun shines all day and night, but the winter is dark all day and night. It also explains the Northern Lights or aurora which is like a light show with beautiful pinks...

Blossom and Snappy help Robbie prepare for her camping trip. They learn about dehydrated food and the amount of water she will need for the four days and four nights she will be away. They also learn how to pick the right spot at the...

A scanned copy of the 1873 publication of Stories for Summer Days and Winter Nights by Alexander Francis Lydon, a book of stories for children.

A computer based simulation demonstrating the difference between a sidereal day and a solar day.

[Free Registration/Login Required] A lesson plan, based on Look! Snow! by Kathryn O. Galbraith, in which students learn how to utilize text and picture clues to determine basic time elements of setting in a story. Students follow this...

View a map of the Earth showing the day and night regions at this moment, or from the sun, the noon, the night side, and other points of view in this simulation. Illustrated.

[Free Registration/Login Required] In this flipchart students will understand how the Earth rotates during a 24 hour period giving us day and night.

[Free Registration/Login Required] This flipchart illustrates a view of the earth from space and how day and night happens.

Move the hands on the clock and see what JayZeebear is doing throughout the entire day. There is also a digital clock that also gives same the time as the clock face.

[Free Registration/Login Required] This flipchart could be a unit plan. It is broken down to observing and comparing the day and night sky, comparing the properties of the moon and the sun, and observing the pattern of the moon phases.

This site offers six songs for students to sing along: Aiken Drum, Are You Sleeping, Autumn Leaves, B-I-N-G-0, Comin' Round the Mountain, and Day and Night.

How long is a day? What do most children do during certain hours of the day? What is day? This site offers the answers to these questions, lists the days of the week, and provides a hour-by-hour listing of what a typical kid's day...

Visit Elmira, Ontario as they celebrate the spring ritual of making maple syrup. Discover how maple syrup is made as frosty nights and warm days get the sap running in the trees. .