Middle schoolers use dice to determine the risk of being exposed to radon. They practice using new vocabulary related to probability and ratios. They make predictions about the results and record their observations.

Students use a purchased kit to build a solar powered car. They connect a solar photovoltaic panel to a motor which runs the car forward and backward. They determine how to wire the car to move in both directions.

In this math activity, students will take home a letter to their parents explaining that they are studying Chapter 10: Ratio, Proportion and Percent. Then students will complete a homework activity in which they ask family and friends...

Students solve problems using ratios and proportions. In this algebra lesson, students identify the unit rate and convert between fractions and decimals. They create graphs from their data.

Sixth graders explore economics by solving business math problems. In this ratio and proportion instructional activity, 6th graders examine different meals to be purchased at a coffee shop and compare which prices make which meals a...

Seventh graders explore the concept of proportions. In this proportions lesson, 7th graders determine which offer is the better deal given two pizza offers. Students use cross products to solve proportions. Students write directions...

Students view a video that reviews Mendelian genetics. They discuss the Hardy-Weinberg Law and use Popsicle sticks to simulate genetic variations and ratios in offspring.

Young scholars explore shape perceptions. In this body image lesson, students take measurements of childrens' toys and use ratios to determine what the dolls would look like if they were real human people. Young scholars discuss the...

Students read the indicated text and complete several suggested labs and activities. They answer critical thinking questions. This lesson is very hard to do without the indicated text.

Students study seamounts and the processes that form them.  In this Gulf of Alaska lesson students interpret data and investigate a hypothesis.

Learners study the concept of probability. In this probability lesson, students define probability and visit an interactive spinner website to learn about theoretical and experimental probability. Learners use pennies and work in pairs...

Students investigate proportion and ratio. In this geometry lesson, students set up the ratios of proportions correctly and solve for the unknown. They relate it to word problems.

Middle schoolers work in groups to show understanding of the relationship between fractions, decimals, percentages, and the application of ratios and proportions. In this decimals, fractions, and percents lesson plan, students use real...

Students calculate the deer population using proportion. In this algebra lesson, students apply the concept of ratio and proportion to real life scenario.

Students, in groups, determine the volume of a box large enough to hold a million dollars. They calculate the dimensions of a bill and the volume of the money.

A two-page instructional activity provides seven Punnett squares for practice in determining genotypes and phenotypes. Each is an example of incomplete dominance or codominance. After your bright biologists have mastered Punnett squares,...

What killed the dinosaurs and how do scientists know? Your high schoolers can examine these fascinating questions with a geochemical lens using the engaging 33-minute video, the accompanying data interpretation, and some thoughtful...

Students use 2 sets of colored beans to represent the genes of an organism. In this genetic probability lesson plan, students use the colored beans to represent the genotypes of offspring which they pull out of a box at random while the...

Sixth graders study the concept of probability. In this probability instructional activity, 6th graders create spinners that match specific sets of clues. Students use their spinners and worksheets to explore and predict probability.

Learners explore reflections on a coordinate plane in this lesson. They trace their hand on a grid, determine the coordinates of each point, and create a scatter plot of their points. Pupils use this information to investigate aspect...

Students determine the relationship between perimeter, circumference, area, surface area, and/or volume of similar figures and their parts. They complete activities related to the question. Answer key included.

Students explain the uses of titration in chemistry and in industry. In this chemistry activity, students determine the concentration of an unknown solution using titration. They calculate the percent of salt in saline solutions.

Eighth graders measure regular baseball bats and souvenir bats in centimeters. They determine how tall a person would be to be in proportion to the souvenir bat, create a poster depicting the person, and explain the proportional...

Pupils explore the cost of a party. In this math lesson, students plan a party and determine the cost of hosting a party. Pupils use information from grocery stores to determine the unit cost of items for the party.