What happens when combining percentage discounts? The last lesson in a series of 29 introduces the idea of combining discounts one after another. Pupils wrestle with the claim that to find the total discount, they need to only add...

Take any number, multiply it by five, and then divide by five. Did you end up with the original number? In the same vein as the previous lesson plan, pupils discover the relationship between multiplication and division. They develop the...

Bacteria outnumber all other forms of life on Earth. Scholars observe the growth of bacteria in petri dishes to understand their role in maintaining good health. Then, they observe the growth of bacteria after they introduce...

Can corn power the world? Young scientists learn about how corn and other plants can provide renewable biofuels in the second of nine lessons. They set up an experiment to investigate how different variables affect plant growth. All of...

Floating fragments of elodea can grow even without roots. Young scientists use eldoea plants to observe the oxygen production from photosynthesis. They study the difference between having access to high amounts of light and low amounts...

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...

Primo Levi wrote a collection of short stories comparing his life from Italy to Auschwitz to elements in the periodic table. Pupils read an excerpt from his book and research the characteristics of various elements. Then, they make a...

What is a reasonable percent yield in the manufacturing process? Scholars develop a process for producing chalk in the third lesson of a six-part series. Then, they must determine the theoretical and percent yield. Discussions about...

If objects have no heat, how do they can gain and lose it? Scholars experiment with heat, temperature, and specific heat of various substances. They create definitions for these terms based on their own conclusions to complete the fourth...

Ready to prepare young scholars for their first placement test experience? Give them the support they need using a test-focused instructional activity. Fifth in a series of six junior-level college and career readiness instructional...

Gregor Mendel's work revolutionized agriculture from an art to a science. Explore Mendel's work with an interactive lesson that includes animations, video, and practice problems. The instruction describes the early discoveries that...

Four lessons spotlight a variety of professions while boosting listening and observational skills and making inferences. Lesson one challenges pupils to group cards based on a commonality then justify the relationship they see....

Learners explore the concept of probability. In this probability lesson, students develop an understanding of probability by pulling marbles out of a bag and recording the data. Learners use the recording sheet to discuss the results of...

Students investigate the concept of succession and plant community dynamics. They play a game in order to conduct multiple experiments while playing. The interest of the game is useful for keeping student interest throughout the activity.

Middle schoolers apply properties of probability to the real world. In this probability instructional activity, learners simulate the construction of empirical distribution. They collect and analyze data using central tendencies.

In this reading skills worksheet, students read about skills to use while reading and then fill out a Venn Diagram. Students choose which items to go into their Venn Diagram.

Young scholars observe which of ten types of clouds are visible and how much of the sky is cloud covered. They see that by observing clouds, we can get information about temperature, moisture, and wind conditions in different places in...

By examining a set of dice roll data, statisticians determine the probability of different sums occurring. They visit an interactive website and determine how many different vacation outfits Bobbie Bear will have based on the colored...

By reading two books aloud, Ben and Becky in the Haunted House and The Ghost in the Classroom, youngsters learn new words and understand story events. They workin small groups to review the vocabulary in a game-like setting. 

Students use NASA satellite data to see cloud cover over Africa.  In this seasons lesson students access data and import it into Excel. 

Class members discover how mathematics can quantify the behavior of light waves with the fourth installment of a seven-part series that teaches future engineers about equations related to refraction, including the equation to...

Students observe and count bird sightings around their schoolyard throughout the school year.

Students examine how gas pressure causes eruptions of explosive volcanoes, and demonstrate how the build-up of gas from dissolving alka seltzer causes the lid of a film canister to blow off. They compare/contrast between the model and...

Learners play a game requiring them to select groups of odd or even numbers of objects with the aim of reaching a total which is an odd number. They carry out a more formal investigation of patterns in additions of odd and even numbers.