Young scholars solve problems using implicit differentiation. In this calculus lesson, students take the derivative to calculate the rate of change. They observe two robots and draw conclusion from the data collected on the two robots.

Students analyze the advantages of regular saving and how savings grow with compounding. After reading the story "The Hundred Penny Box", students define the terms "interest," "interest rate," and "compounding." Through several...

In this International Space Station worksheet, students are given the altitude changes in the space station on a graph from 2000-2004. Students answer 5 questions about the trends in the graph, the changes in altitude, the reason for the...

Middle schoolers speculate on the better rate of pay: a dollar a day for 10 days, or a penny the first day, two pennies the second, doubling each day for 10 days. Start by listening to the story The King's Chessboard, by David Birch....

How do scientists prove tiny living things respire? Young scientists build a respirometer and measure respiration rates in living creatures. By comparing the measurements of both plants and animals, they understand the similarities.

It's time to increase the heat! Young chemists demonstrate heat transfer and heat capacity in an activity-packed lab, showing the transitions between solid, liquid, and gaseous phases of materials. Individuals plot data as the...

Can a cat have 2,000 descendants in 18 months? To determine if this claim is realistic, individuals must take different pieces of information into account when justifying their responses.

For this blood alcohol worksheet, students read about the factors that affect a person's blood alcohol concentration. Students use a given formula to calculate the amount of alcohol in a list of four different drinks and apply their...

What do your vital signs tell your doctor? An engaging hands-on lesson has your learners monitor their own lung capacity, blood pressure, and heart rate. They then connect the vital measures to the workings of the circulatory and...

Students explore the effect of gender bias in the classroom. In this statistics lesson, students discuss the effects of stereotyping, discrimination, and gender bias in the classroom. They collect data on different work places dealing...

Seventh graders explore the skill of finding the increase and decrease of a quantity. Calculating the increase and decrease is covered by a percent. The proporition for finding a percent is also part of the lesson.

In this algebra worksheet, students solve a word problem by rewriting it using algebraic symbols. They calculate the interest compounded over a period of time using the Interest Formula. This worksheet includes 1 problem and an answer key.

Tenth graders analyze the growth rate of different population. In this biology experiment, 10th graders identify the biotic and abiotic factors that limit population size. They create a poster to show their findings in class.

Young scholars identify diffusion and its processes through experimentation and calculations. They also use a CBL and conductivity probe to measure the conductivity of various solutions and study the effect of concentration gradients on...

Sixth graders investigate unit pricing to find which cup of coffee is a better buy. They use ratio and proportions to solve problems involving a change of scale in drawings, maps, recipes, etc. Students determine the unit cost of items...

Students investigate the skin surface to body area ratios for different animals.  In this seventh/eighth grade mathematics/science lesson, students explore heat transfer between an animal’s body and the environment.  Using...

High schoolers conduct various experiments to investigate plant transpiration. In this biology lesson plan, students explain how this process helps maintain the hydrologic cycle. They measure the rate of water loss in plants using a...

National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...

Le Chatelier's interest in thermodynamics and building materials such as cement and plaster led to the Le Chatelier Principle in 1884. Activity 13 in a series of 36 extensively explores chemical equilibrium. Learners read about...

Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...

In this moles worksheet, students practice calculating the number of moles based on grams of a compound. Students use the rate of reaction equation to determine the rates of specific reactions. This worksheet has 10 problems to solve.

Students calculate the slope of the equation For this algebra lesson, students graph coordinate pairs of linear equations and identify the relationship between x and y values and slope.  They differentiate between functions and...

In this system of equations worksheet, students use systems of equations and Euler's method to calculate the population of hares and foxes. They plot and interpret their results. This one-page worksheet contains three multi-step...

Students use regression methods available through technology to select the most appropriate model to describe collected data and use the model to interpret information. They use numeric techniques to write the equation of a line that...