Biologists extract the DNA from a strawberry. After completing the procedure, learners write answers to a few questions on the lab sheet provided. This is ideal lab practice during a DNA unit in your general biology course. 

In this physical oceanography PowerPoint, viewers learn about ocean circulation, sea surface temperatures, and salinity. Relationships among these aspects are explained, as well as their impact on the atmosphere and climate. Each slide...

What does our planet have in common with other planets? What makes it unique? Find out in a PowerPoint presentation highlighting many earthly facts! The lesson describes Earth's atmosphere in detail and adds many other important facts...

In this substitution and elimination reactions worksheet, students compete reactions by drawing the structural formulas for 18 reactions. If no reaction occurs, students write N.R.

Second graders explore how plants produce oxygen.

Fourth graders go on a virtual field trip to five ecosystems. They investigate and videotape a temperate forest in the school's backyard.

Young scholars study Mars and Odyssey's mission to Mars. In groups, they plan a community that could live on Mars.

In this vocabulary worksheet, learners decipher which word would complete the sentence best. All words begin with the letter "G."

In this fact and opinion worksheet, students read 20 informative sentences about animals. Students write "fact" or "opinion" for each sentence.

Middle schoolers investigate how climate changes affect top predators in Arctic marine ecosystems. Students complete a worksheet and write a report based on their responses to a scientific paper.

In this chemicals worksheet, learners answer 15 multiple choice questions about chemicals, compounds, inorganic and organic molecules.

Eighth graders compare their local ecological zone to the tropical rainforest. For this natural ecology lesson, 8th graders complete an activity about the differences in ecological zones. They compare their biome to the Guatemalan...

Young scholars study beluga whale populations and the issues they face.  In this beluga lesson students compare the issues that the whales are facing and name ways people can help.

In this grammar worksheet, students read the passage and then answer the questions about errors in the passage. There are 8 questions to answer.

In this biochemistry worksheet, students complete a table by filling in the missing information about different elements. Students draw the Bohr diagram and the Lewis dot diagram for several atoms.

In this cloze instructional activity, learners read 3 short paragraphs and fill in 12 missing vocabulary words. This instructional activity contains an answer key. 

In this mammals worksheet, students read about 3 mammal characteristics: endotherm, diaphragm, and mammary glands. Students use this information to complete 4 short answer questions.

In this World Meteorological Day worksheet, 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 questions and...

In this science worksheet, 3rd graders focus on the weather. Students respond to ten fill in the blank questions regarding specific terminology used in weather.

Ninth graders examine pollution problems and how it affects the community.  In this arctic cleanup lesson students study ocean currents and how they affect pollution. 

First graders read books, complete online explorations and discuss the ways in which animals adapt to their habitats in order to survive. They create accordion books, play matching games and dramatize animal adaptations.

In this fearsome creatures activity, students choose the correct words to fill in the blanks to sentences about dangerous animals. Students complete this for 10 animals.

Students investigate the greenhouse effect. In this environmental instructional activity, students investigate why the greenhouse effect changes the climate through an experiment. Students use vinegar to simulate how acid damages the...