Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...

Young scholars investigate various aspects of the human body  in this imaginative Tree House Detective episode about the biological biosphere. In a series of They take measurements, analyze data, and use technology. The lessons...

In this literacy activity, students cut out all the cards and match the letter to the correct picture. Then they paste them next to each other on a separate piece of paper. There are eight letters and eight pictures to match.

Students examine how the circumference, diameter, and the relationship of Pi of a circle are related. They count the summer rings of a tree to determine its growth.

Students observe, measure, and sort tree leaves. They examine leaves individually, in groups, and in relationship to the entire tree. Pupils take a walk outside for a "Leaf Walk." Students are each given a lunch size paper bag, so that...

In this angles of elevation and depression worksheet, 10th graders solve 6 word problems that include finding angles of elevation and depression. They solve each problem, rounding the measures of segments to the nearest hundredth and...

Students use protractors, strings, and straws to construct a device used to determine the height of tall objects. In this applied geometry lesson, students use common objects to construct a tangent height guide. They use principles of...

Students research rainforest animals from the book The Great Kapok Tree. They create an animal presentation using PowerPoint. Pupils demonstrate their comprehension of the interdependence of the animals, people, and plants in the...

Students examine what factors influence climate.  In this investigative lesson students compare the factors that influence climate and how they effect tree growth.

Students use graphs and plots to measure the basal area and stocking levels.  For this graphing instructional activity students work in the field the use their data to help them complete a lab activity. 

Students shoot off a rocket and measure the trig ratios relation. In this geometry instructional activity, students practice using an inclinometer to figure out how high their rockets fly. They measure angles and height and relate it to...

Students use hypsometers to measure tall objects.

Students investigate the importance of plants to animals by exploring their own schoolyard. They record relevant observations, findings, and measurements, using written language, drawings, charts, and graphs. They describe ways in...

In this angles of elevation and depression worksheet, 10th graders solve 4 word problems that are related to determining the angles of elevation and depression. First, they define angle of elevation and angle of depression as used in the...

Students study the parts of speech and then review them. They identify each part of speech and place them on a tree map. Then they visit a website to create a "Wacky Web Tale" using information from the tree map. They print their tales...

Young scholars explore the concept of the golden ratio in nature and architectural design. They discuss examples such as petals on a sunflower and the Parthenon. In small groups they take turns measuring their body parts to find a...

Students examine the characteristics of a South American tropical rainforest. They analyze maps, develop graphs, listen to the book, The Great Kapok Tree, and create a rainforest mural.

Students define matter, the chemical properties of matter, and the physical properties of matter. They name physical and chemical properties of matter (by classifying using a Tree Map). Students determine the mass, volume, and density of...

High schoolers investigate the properties of heat. They explore methods of temperature control and measurement. Through experimentation and activities, students design a high tech tree house. They consider electrical, solar, and natural...

Learners explore the relationship between plant roots and the soil in which they grow. They examine photos of uprooted trees and desert areas and conduct experiments designed to highlight this mutual relationship between roots and soil....

Students explore the interaction between the forest and wildlife. In this forestry lesson, students collect data about forest ecosystems, species of trees, photosynthesis, and interaction of organisms. They prepare a lab activity to...

Pupils explore the methods of creating maps. They create a map of Animas River Park using a compass and measuring tape, develop a single map from the team map sections, and devise another map of the Animas River Park using a GPS unit.

Young scholars explore baseball. This is a cross-curricular plan that includes math, history, and agriculture. Pupils use their five senses to observe the materials a baseball is made from and identify the agricultural products used. In...

Second graders take part in a germ experiment. In this personal health lesson plan, 2nd graders summarize appropriate measures to prevent contact with the body fluids of others.