In these vocabulary acquisition worksheets, students use the definitions to help them spell the words. Students spell 50 words and write the letters on the lines.

In this Titanic crossword puzzle worksheet, learners use the 9 clues to identify the correct words and names pertaining to the White Star Line that will solve the crossword puzzle.

For this 20th century events worksheet, students determine the year that each of the important events from the 20th century occurred. Students answer 40 questions.

For this Titanic crossword puzzle worksheet, students use the 8 clues to identify the correct words and names that will solve the crossword puzzle.

In this World War I study guide worksheet, students investigate how the war came to an end. Students read 6 sections of information and examine photographs.

Students investigate the dirt in the air. In this air quality activity, students use aluminum foil and petroleum jelly to discover if there is dirt in the air. Students discuss results.

Students explore the world of polymers. In this chemistry lesson, students make polymers and observe their properties. Follow-up questions and extension activities are included.

In this concrete girder learning exercise, students use water, sand, cement and gravel to construct concrete girders. Students vary the proportions of the mixtures and label each concrete girder with the mixture's components.

Students investigate toxic substances. In this health lesson, students identify warning labels on common household cleaners and create a "less toxic" cleaning recipe book. Students recite a pledge to try a less toxic substitute at home.

Students consider the concept of ocean pollution. In this ocean lesson plan, students participate in a hands-on demonstration in order to replicate an oil spill and its effects on marine life.

Students investigate buoyancy. For this buoyancy lesson, students apply the Archimedes Principle of Buoyancy to the experiment conducted in class to determine how battleships float.

Students experiment with household solutions and classify them as a base or acid.  In this exploratory lesson students complete a lab where they test products to see if they are an acid or a base. 

Students examine how pop art compliments music. In this arts lesson, students explore the elements of pop art and replicate those elements in their own piece of art.

Ninth graders explore how to apply ecological analysis to cropping systems.  For this agro-ecosystem lesson students study management practices including soil and fertility. 

Students examine how to use ecological analysis to animal production systems.  In this sustainable agriculture lesson students examine where the nutrients flow in a system and complete several activities. 

Ninth graders apply ecological analysis to fruit and vegetable production systems.  In this horticulture lesson plan students learn about different management practices.

For this analogies practice worksheet, students respond to 12 multiple choice questions that require them to express the similar relationships between pairs of words.

Students identify the route of Magellan's voyage. In this map skills lesson plan, students use a globe to identify various coordinates where Magellan traveled.

In this verbs learning exercise, students read ten sentences and analyze the verb given. Students change the verb to end with "-es" to make each sentence correct. Example: (miss) Sally misses her cat.

In this vocabulary activity, students circle the letter of the word or phrase that means the same as the word in bold in 10 sentences.

In this vocabulary skills worksheet, students respond to 8 multiple choice questions that require them to select the appropriate words to complete the sentences that express past time.

For this vocabulary skills worksheet, students examine 6 words in the word bank and use them to fill in the blanks in 6 word sets. Each of the sets contain words that have similar meanings.

Middle schoolers explore the use of imagery in writing. In this writing lesson, students create a writing piece that features sensory images without resorting to the use of clichés.

For this vocabulary skills worksheet, students respond to 15 multiple choice questions that require them to select the appropriate words to complete the sentences that express present time.