Students explore the six phase transitions between gases, liquids and solids for a variety of elements. Each group of students focuses on a different element, investigating its physical properties during each of the six phase transitions.

Young scholars examine a case study of fish kill in Nancy Creek and identify the environmental conditions that favor life in a fresh water ecosystem. They work in small groups to assess the situation and gather resources from various...

Young scholars delve into a study of sharks. In this science lesson plan, students examine the many different scientific occupations, as well as some possible specializations therein, and perhaps a little bit of other life...

Students apply cause and effect relationships to water pollution in a stream. In this pollution lesson students recognize the importance of clean water in their daily lives. Students accompany "Fred the Fish" as he travels down stream....

Students explore oceans. In this science lesson plan, students locate oceans, seas and continents of the world, identify ocean-related occupations, and complete activities pertaining to food chains as well as pollution.

In this chemical reactions worksheet, students read about the differences between physical and chemical changes in substances. Then students identify situations as either an example of physical or chemical change. Students learn how to...

In this chemical and physical change worksheet, students read about the differences between substances going through physical changes vs. chemical changes. They are given examples of each and evidence to look for in chemical changes....

Students investigate soap, how it is made and its structure. In this soap lesson, students observe a demonstration of soap being made. Students observe the properties of soap and how soap performs in "real-life" situations like cutting...

Students explore nuclear scientists.  In this nuclear science research lesson, students choose a scientist who has contributed to nuclear theory, research his/her life and accomplishments, and write a paper. Students generate...

Learners consider the impact of vehicle use in their family and brainstorm viable alternatives to this use. They calculate the total emissions for their family cars during the week, then compare those totals with Hybrid car totals.

In this math worksheet, students solve three digit addition problems. Some of the addition problems require regrouping. The problems are set up to solve vertically.

In this acids and bases instructional activity, learners complete 32 fill in the blank and short answer questions on acidity or alkalinity. They color molecular diagram according to the key.

Students discuss and design a lab to measure pH of limestone, pyrite, limestone-pyrite mixtures and their control. They have their labs approved by the instructor before they begin. Students preform the lab and explore the acid-base...

Students research the lives and accomplishments of Nobel Prize-winning scientists and compose stories about what the world would be like without the accomplishments of these scientists.

Students study exponential decay and its application to radiocarbon dating. In this exponential decay lesson, students use candy to model the time it takes for something to decay. Students also graph the data they collect and...

In this ice and water worksheet, students read about the energy needed to transform ice to liquid water. Students solve 3 problems where they calculate the energy needed to melt ice given different scenarios in space.

Learners interpret a variety of motion graphs. In this physics lesson, students calculate the speed and acceleration of objects using numerical data from graphs. They apply what they have learned to solve real world problems.

For this atoms worksheet, students will review the characteristics of elements, atoms, and isotopes. Then students will compare the difference between ionic and covalent bonds. Finally, students will balance a chemical equation. This...

In this chemical reactions activity, students determine the order of a reaction based on experimental results. This activity has 5 problems to solve.

Students read the Who We Are Section on Calfee Designs Webpage and discuss carbon usage. They work in pairs to look up the minerals diamond and graphite then create a chart on the properties of each mineral then compare how they differ...

Middle schoolers examine protozoans and their advantages and disadvantages.  In this chemistry lesson students explain what a protozoan is then draw and label one. 

Middle schoolers simulate methods used to extend the effective life of an oil well by extracting less available oil. They identify techniques which can be used and evaluate their effectiveness. Pupils are introduced to rock size and...

In this water and diffusion worksheet, high schoolers will explore the characteristics of water and the water molecule. Students will also answer questions about diffusion and the movement of materials due to concentration differences....

While on-line banking and electronic payments seem to be the way of the future, next-generation wage earners still need to understand the details of check writing. Here the focus is on the details of the check including what the...