After an explanatory introduction to sugars and enzyme activity, biochemists discover whether lactase is needed to digest lactose, sucrose, and milk as a whole. High school science lab skills are required for these investigations.

In this science worksheet, students learn about renewable, non-renewable and sustainable energy and examine alternative fuel sources by studying the information on these 8 pages. Students complete 20 questions about energy. These pages...

How does your lifestyle measure up in terms of your ecological footprint? Young ecologists examine their impact on the planet using an insightful online calculator. A short quiz asks users to rank the size of their homes, their energy...

Young foresters examine the strategies, like prescribed burns and thinning, that are employed to ensure healthy forests.

Renewable, recyclable, and biodegradable. As part of their study of the forest ecosystem, class members read "Nature's Treasure Chest" about the many products made from trees and then craft their own recycled paper.

Need to assess the reading comprehension level of your class or of a new student? The subject matter of the reading passage, euthanasia, is sure to engage your readers’ interest while the questions test a variety of comprehension...

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

California's water supply is not always stable. Learn about the ways that California weathers a drought with a reading activity about water usage and agriculture. Once kids finish the reading passage, they answer a series of...

To make the classic word search more challenging and academic, this animal-terms puzzle has scholars solving clues to determine the words they find. Fifteen clues give detailed definitions of biology terms such as carnivore, reptile,...

Delicious Chipotle burritos are a big treat, especially when they are offered for only $2.00. This Halloween-themed learning experience isn't tricky, but learners will need to think critically about division with large numbers in order...

In this World Population Day instructional activity, students complete activities such as reading a passage, phrase matching, fill in the blanks, correct words, multiple choice, spelling sequencing, scrambled sentences, asking...

In this science worksheet, students figure out the answers to 15 clues going across and down associated with vertebrate animals. Students fill in a crossword puzzle.

Add some excitement to a basic life science worksheet by using this simple word puzzle! Scholars read 8 definitions and write the correct animal-related vocabulary word in the boxes provided. The boxes for each definition show the...

In this economics dialogue worksheet, students read aloud a dialogue in which questions about economics are asked and sample answers are given for each question.

In this animal vocabulary instructional activity, students read the clue and answer it with an animal vocabulary word and then find the word in the maze. Students complete 14 questions.

In this animals vocabulary worksheet, students write the animal vocabulary word that goes with the definition. Students complete this for 15 words.

In this Arizona history worksheet, students read a 5 page selection that includes primary sources about time periods in the state's history. Students then respond to 5 short answer questions based on the selection.

In this science worksheet, students participate in an Earth Day activity by completing a crossword puzzle. Students read each clue. The answer which fits in the puzzle is provided in a scrambled word form. Students unscramble the words...

In this reading comprehension instructional activity, students read the passage about a new city in Abu Dhabi. The reading is titled A Green City. They then answer the 8 questions pertaining to the passage.

In this animals spelling worksheet, students are given definitions related to animals and their habitat, then fill in missing letters in words to complete the matching animal spelling word. 

In this day to combat desertification and drought worksheet, students read or listen to a passage, then match phrases, fill in the blanks, choose the correct words, unscramble words and sentences, write discussion questions and conduct a...

In this World Meteorological Day instructional activity, students read or listen to a passage, then match phrases, fill in the blanks, choose the correct word, unscramble words and sentences, put sentences in order, write discussion...

In this European Union worksheet, students respond to 11 short answer questions regarding EU policies on environment, energy, and transportation.

For this animal puzzle worksheet, students use a set of 8 clues about animals to complete a spiral puzzle. A reference web site is included for additional activities.