Students experience problem-based learning as they use prior knowledge of the states of matter to keep a frozen juice bar from melting.

Students use history to create knowledge of how soil has changed in the state of Ohio. The lesson is cross curricular in nature and uses Along the Ohio Trail as a source of literature for reflection.

Students investigate weather maps. In this weather lesson, students discover the meaning of different weather icons and symbols. Working independently, students use the local forecast to correctly label a state map.

Pairs of ecologists select an animal and investigate an ecosystem from its point of view. This simple lesson involves Internet research and putting together a presentation of collected information. 

Seventh grade scientists weigh in on the concept of density. In a nutshell, they participate in the following activities: Measurement of the mass and volume of fruit in order to compare densities Measurement of the mass of oil and water...

Middle schoolers model Earth's revolution round the sun by walking a mini-globe around a lamp. You will assess whether or not they tilt and rotate the planet properly and that the revolution is counterclockwise. Discussion beforehand...

Demonstrate the movement of lithospheric plates due to convection in Earth's mantle. Learners then model the movements that occur along plate boundaries using colored clay. 

Three days of erosion exploration await your elementary geologists. Learners begin by examining rivers via Google Earth, then they model water flow in sand, and finally, they identify resulting landforms. This lesson is written...

Using a dry cleaner bag and a blow dryer, create a hot air balloon! The materials list suggests obtaining one dry cleaner bag per student, but since this is probably inconvenient, consider doing this as a demonstration during a lesson on...

Students use a variety of linked sites to research information about student inventions and contests that are available for them. They research an invention they would like to see become available. They communicate their results to their...

Using a jigsaw approach, earth science experts teach each other about the physical, biological, and geologic components of the carbon cycle, with a specific focus on the ocean. 

Students are able to recognize a wide variety of fruit and have a greater understanding as to the importance of fruit in their diet and that some fruits skin are edible and others are not.

Students conduct a number of simple experiments, collect and categorize the results as either chemical or physical change. The activity uses connections to folklore, science fiction and comic books to assist each student as they make...

Students explore earthquakes. Using the National Earthquake Information Center website, students plot daily earthquakes on a map. They observe the magnitude of each earthquake. Students identify the pattern of earthquake locations and...

Students recognize a globe and distinguish between land and water, as well as recognize different cultures. They become knowledgeable regarding geography and cultural diversity.

Learners determine the rate of travel through Ohio based on mode of transportation: walking, horse bak riding, railroad, and car. They are asked to write a sentence explaining how they would determine how long each trip takes. Students...

Students explore a number of activities that are focused on the process of learning using many different types of strengths. The strengths are classified using Howard Gardner's Theory of Multiple Intelligences.

Young scholars participate in a research assignment to find out the accomplishments of famous scientists from diverse backgrounds and cultures. The lesson strengthens a commitment to multicultural education.

Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...

Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...

Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a...

This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...

In this chemistry olympiad problem solving worksheet, chemistry pupils solve eight problems on a variety of topics including periodic trends, phase changes, ionization reactions, catalysts and titrations.

A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.