Students examine amino acids and discuss the properties of side chains.  In this proteins lesson students demonstrate the foldings of peptides.

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

Students examine the rule of "like dissolves like." They define and describe solutions and solubility models on molecular liquids, ionic solids, and molecular solids.

In this aqueous solutions worksheet, learners will explore the characteristics of solutions, including the ability of different compounds to dissolve in the solutions. This worksheet has 10 true or false statements and 8 short answer...

In this biochemistry activity, 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.

Middle schoolers create a web connecting global warming, the Arctic, and wold climate. They write a paragraph explaining the role of the Arctic in world climate.

In this solubility worksheet, students identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...

Students discuss global warming, greenhouse effect, permafrost and other key words.  For this climate lesson students create a web that connects global warming, the Arctic and world climate then write a paragraph explaining the role...

Students explore visosity of matter. They run tests of various liquid substances to observe and compare rates of flow of different substances. In addition, they relate viscosity to distance travelled by sample substances.

In this atoms worksheet, students explore the different types of bonds, name compounds, and determine charges of molecules. This worksheet has 8 true or false, 9 fill in the blank, and 5 short answer questions.

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

Students, working independently and in groups, apply the distance formula to practical situations. After solving various problems, students in pairs design coordinate planes from the school blue print to measure the distance from the...

Second graders explore how plants produce oxygen.

Students examine ocean currents. In this investigative lesson, students examine ocean currents and the relationship between the ocean, our atmosphere, and the weather. They will create a model of an ocean current.

In this acids and bases instructional activity, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an...

For 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...

Third graders demonstrate the power of solar energy by completing a variety of activities, including the creation of a Pizza Box Solar Oven.

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.

High schoolers recognize that global winds move in specific directions in specific latitudes and describe that in a written form. They relate the motion of the wind belts to historical navigation.

In this chemistry activity, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom. Students...

For 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 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. 

For this bellwork worksheet, students answer a variety of questions about the climate, climographs, biomes and factors that control climate.