Students visit a web page that gives a brief introduction to two color models and experiment with mixing different color intensities to create different colors. They visit links that give more detailed information on color.

In this physical constants worksheet, students use fundamental physical constants of nature to determine "secondary" constants. This worksheet has 7 problems to solve.

Students locate the ozone layer of the atmosphere. They explain natural formation of ozone. They list chemicals that react with ozone. They explain how CFC's destroy ozone.

Pupils investigate the role of lighthouses in navigation and practice the use of cardinal directions through reading activities, discussion, locating geographical features, and mapping lighthouses along the east coast of the United States.

Students explain the mole concept and use this concept to prepare chemical solutions of particular molarities.

Students use the elements of art and principles of design to explore value. In this color value lesson, students use the portrait of a a face to help them understand color value, tints, shades and tones.

Students solve problems involving triangles. In this geometry lesson, students apply properties of triangles to find the missing angles and sides. They identify angles of parallel lines cut by a transversal.

Students observe and record the apperacne of shadows and how their position and shpae changes during the course of the day. Students measure and record the length oof a partner's shadow at different intervals during the day. In pairs,...

First graders complete a variety of activities in which they practice recognizing verbs including a word guessing game. After a lecture/demo, 1st graders use worksheets imbedded in this plan to play the verb recognition game.

Students write a 250-word report on their findings, comparing life in the Middle Ages to what they already know about life today. They explore a website imbedded in this plan to do their research.

In this early childhood rhyming words worksheets, students examine 6 pictures and words and then draw a line to connect the 3 pairs that rhyme.

Students investigate the relationships between certain environmental factors and levels of exposure to sunlight. The variables of location, time of year, and day, and the weather which affect the intensity of the sun are explored in this...

Fourth graders study the properties of heat in this series of lessons. They discuss sources of heat and experiment to determine its properties. They identify insulators and conductors by measuring temperatures, and graphing their data....

Take young naturalists on an exploration of the world's tropical rainforests with this extensive collection of lessons and activities. Whether its creating leaf and flower prints or investigating the absorption spectrum of...

Blow the minds of young scientists with this collection of inquiry-based investigations. Based on a series of eight videos, these "hands-on, minds-on" science lessons engage young learners in exploring a wide range of topics...

Do we really need sunscreen? What are the risks of tanning? Learners explore these questions through a series of informational texts and engaging, hands-on activities.

Hook kids into a study on poetry elements by asking them to bring in the lyrics to their favorite song. Discuss the elements in one or two songs (preferably that demonstrate rhyme, figurative language, or a repeating phrase). Groups do...

Ideal for coloring, class decoration, or a language arts center, these nursery rhyme posters are a great addition to your kindergarten class. Each poster provides the text of the nursery rhymes as well as a cute illustration.

The use of role-play comes into play in a lesson on being safe when around traffic. Learners pretend they are walking on sidewalks and approach street corners that have a traffic light. They practice crossing the street only when the...

An internet investigation leads learners to discover whether or not weather and light house location are related to the locations of shipwrecks on The Great Lakes. They work in cooperative groups to plot the locations of light houses and...

Here is a comprehensive and cohesive final exam for your high school physicists. A variety of question styles are incorporated, such as multiple-choice and problem-solving. Topics are too many to list, so you will want to review the exam...

From turning off lights when leaving a room, to biking or walking to school, there are many simple habits children can develop to help preserve the earth. Help raise environmental awareness in your class with this activity packet that...

Kids wonder about eyeglasses, and why people have to wear eyeglasses. This should shed some light on the subject. Learners develop an understanding about eyelgasses, and also other visual aids, such as magnifying glasses. In fact, they...

Seeing is believing! Or is it? With this simple experiment, young scientists can explore the concept of visual perception. Attach Benham's disk to a rotating appliance such as a hand drill; As it spins, the black lines appear to be...