Students investigate the rate of a chemical reaction. In this rate of reactions lesson plan, students use an electronic balance to measure the change in mass of a chemical reaction between hydrochloric acid and calcium carbonate. They...

High schoolers investigate energy involved for bonds to form and break. In this thermodynamics lesson plan, students experiment with chemical reactions to observe endothermic and exothermic reactions, they explore entropy and the effects...

Students investigate maxima and minima by finding the shortest distance. In this calculus lesson plan, students calculate the shortest distance a bug travels to get to the other side of the tv. They analyze their findings discussing...

Students relate mathematics to braiding and knots.  In this braiding and knots lesson, students calculate the components for building braids. Students share their braids investigations.

Young scholars investigate percents and interest. In this algebra lesson, students invest money in a bank account and calculate the interest rate they receive over time. They convert percents to decimals and solve problems using percents.

Students calculate the area of solids. In this geometry lesson, students use formulas to find the surface are and the volume of solids. They investigate 3-dimensional shapes.

Second graders investigate polygons. For this geometry lesson, 2nd graders practice identifying characteristics of polygons on the overhead using a T-45 calculator display. Students play the game "Guess My Rule" to identify what polygons...

Students investigate which diaper is the most absorbent. In this chemistry lesson, students calculate how much water is absorbed by diapers. They identify an unknown powder based on physical and chemical properties.

Students conduct a series of scientific investigation using bioinformatics. In this molecular biology instructional activity, students collect experimental data using different educational softwares. They calculate and analyze...

Using either data provided or data that has been collected, young mathematicians graph linear functions to best fit their scatterplot. They also analyze their data and make predicitons based on the data. This lesson is intended as a...

Did you know that California produces two thirds of the fruits and nuts consumed in the United States? That it produces almost one third of the vegetables? Did you know that scientists warn that California is facing the onset of a...

Students read an explanation from the NASA Web-based "textbook", The Beginner's Guide to Aerodynamics, then use the information in combination with data from other Web sites to solve single variable equations for distance (range), time,...

Students determine the average mass of a new element using masses from three isotopes. In this chemistry instructional activity, students explain what an isotope is. They discuss their importance and uses.

Students explore the concept of experimental and theoretical probability. In this experimental and theoretical probability lesson, students collect data by conducting a survey of their classmates. Students compare their data and discuss...

Eighth graders create their own experiements using toy trucks, cars or balls to measure the time it takes two of them to travel 5 meters, as well as at each 1 meter interval. They make use computers to make a time/distance graph and...

Sixth graders explore equations. In this math lesson, 6th graders discuss the rules for solving equations. Students apply the rules and solve various equations.

Students calculate the radius of the earth. They use the method and data suggested by Eratosthenes. They investigate the interrelationships among mass, distance, force, and time through experimental processes.

Learners determine the power dissipated in the combination of two resistors connected in series to a 6 volt battery. This task assesses students' abilities to develop procedures for an investigation, develop a plan for recording and...

Students investigate speed as an important variable regarding force of an impact. Students roll a car down a ramp and into a block of wood. The distance the car travels, the time until impact and the distance the block moves are...

High schoolers identify the properties of a sphere. In this geometry lesson, students calculate the surface area of spheres using the formula derived by nets. They identify the radius and diameter of the sphere.

Young scholars calculate the amount of pesticide residue in selected foods for two pesticides and determine if these levels are safe. They read an article about a research study looking for metabolites of these pesticides in children....

Learners investigate money management.  In this secondary mathematics lesson, students participate in a cost-of-living budget simulation in which they calculate monthly and yearly projected costs.  Learners investigate housing...

Students determine the concentration of an unknown solution. This task assesses students' abilities to state hypothesis, develop procedures for investigation, plan for recording and organizing observations and data, collect data, create...

The pupils are able to use a formula to calculate the volume of cuboids by measuring the length of each of the three dimensions. They also investigate the relationship between milliliters and cubic centimeters.