Sixth graders apply their knowledge of rates to solve a simple word problem on this short formative assessment. Using the weekly earnings of two babysitters who work for the same wage, students are asked to determine the number of hours...

Assess sixth graders' understanding of ratios with this quick exit card assessment. Given the cost for buying two pounds of apples, oranges, and strawberries, young mathematicians must answer a series of three questions involving the...

Angela and Esteban are both fast, but who is faster? This exit card provides the time and distance ran by each child, and requires young mathematicians to use ratios to determine which of the two is the faster runner. A perfect resource...

Baking serves as a great context for engaging young mathematicians in learning about ratios. This short exit card presents learners with the amount of flour and sugar required for a brownie recipe and asks them to identify specific...

Conclude an introductory lesson on ratios with a short four-question quiz. Starting with two word problems asking young mathematicians to determine the ratios described in real-world contexts, learners must then fill in the missing...

Post the names of movies that have sequels around the room and ask questions, which the students will answer by going to stand by the name of the movie that fits best. Then work with your class to analyze revenue from each film and...

Help young scientists connect with nature and learn about trees with a fun life science lesson. Heading out into the school yard, children choose a tree to adopt, taking measurements, writing descriptions, and drawing sketches of it in...

Inspire mathematicians to see how ratio concepts can be used to plan a class bash! They determine which candy is the best deal. They alter a recipe to produce enough baked treats. They select the most cost-effective contents for a goodie...

Who isn't interested in shopping for food? Set up two markets in your math class: HalfFoods and DJ's, then send the kids off to compare prices. Occasionally throw a discount into the mix! Through this experience, seventh graders practice...

What is the ratio of wins to total games for Mia's soccer team? RJ teaches viewers how to figure it out with a step-by-step procedure. He shows them three different ways to represent ratios: word form, ratio form, and fraction form. 

Use this task as a teaching tool, or include it on a handout for math masters to practice at home. They use an online currency converter and compute monetary exchange values if they were to travel to Mexico, Canada, Spain, Kuwait, or...

Pupils protect a kitchen wall that stands behind the stove by designing a backsplash. Samuel's parents want a backsplash with specific color ratios for the tiny square tiles that will be included. Learners do the math and glue colored...

Three different solutions are offered for this task. Math wizards work together to figure out how much money Monica must spend at the supermarket in order to earn enough gas rewards to fill up her tank for less than the $35.00 she has...

Everyone loves a little competition, and in this scenario, two neighbors go neck-and-neck to see who shovels snow faster. Your sixth grade mathematicians can place their bets and then use ratio and rate reasoning to determine the winner!

Did you know that a standard pencil can produce a line that is 35 miles long? This and other pencil trivia make up the information that is used in solving proportion problems on this five-problem worksheet.

Revisit the 2012 Summer Olympics by having seventh graders calculate the unit rate sprinting speed of the 100-meter gold medal winner. 

We've got the beat! And your musically-minded mathematicians will tap their toes as they determine which music company would be getting a better deal based on their offers to buy out TunesTown. The topic is extended in an additional task...

If Microsoft wanted to take over Apple, how many shares would they need to break even? This is an ideal task for seventh graders who are studying proportional relationships and applying them to real-world scenarios. Use it as an...

Join Zoe and Sam as they use proportions to budget money for their Green Earth Club. Watch as they set up and solve a series of proportions using cross multiplication and division. A great resource that brings together prior knowledge of...

Zoe is reading books over vacation and wants to know at her current rate, how many will she finish by the end. Building on prior knowledge of fractions and ratios, young mathematicians learn how equivalent rates are used to answer her...

Converting units are ratios in disguise and can be easy solve. Although this video is the last in a series about different methods to solve ratio problems, it does not have to be used in conjunction with this series. It introduces the...

Organization is the best way to make sure that ratios are set up correctly to be proportional. This video reviews how to solve ratio problems with addition and multiplication, shown in more detail in the prior two videos of this series,...

Cupcakes, cupcakes, cupcakes! Where shall we buy some cupcakes? There are two stores selling cupcakes and we would like to know which one has the better deal. The instructor demonstrates how to find the unit rate for the cupcakes at each...

Here is an unusual comparison: the swimming conditions of a sperm cell and a sperm whale. Introduce your physics class to the Reynolds number by sharing this video comparison during your fluid mechanics unit. Afterward, teach them to...