Project Maths
Introduction to Trigonometry
The topic of trigonometric ratios is often covered with loads of rote memorization baked into the activity. This activity set, however, leans more on using similar triangles and discovery learning to help young geometers develop a deeper...
EngageNY
Using Sample Data to Compare the Means of Two or More Populations
Determine whether there is a difference between two grades. Teams generate random samples of two grade levels of individuals. Groups use the mean absolute deviation to determine whether there is a meaningful difference between the...
Serendip
Understanding How Genes Are Inherited via Meiosis and Fertilization
Bring the excitement of genetics to scholars with a dynamic hands-on meiosis modeling experience. During the activity, biologists follow step-by-step procedures to build chromosomes, model independent assortment, learn about crossing...
Concord Consortium
Fermi Time
It's all just a matter of time. The resource provides four Fermi questions in reference to time. The questions are open-ended and require classmates to make use of estimation and dimensional analysis.
Oregon Department of Education
Building Number Sense
It's never too early to begin a child's math education. This collection of fun hands-on activities engage youngsters in building their number sense as they learn how to count objects, identify numerals, compare amounts, and much more.
Geography 360°
Poetry Writing
Put the tips and tricks in this guide into practice in order to encourage your pupils to blossom into poets. A wonderful reference material for teachers, this packet includes definitions of poetic terms and forms as well as step-by-step...
Cambridge English
Words Related to Weather: Vocabulary Activities
Study all things weather with a packet of weather vocabulary activities. The 12-page packet includes three crosswords varying in difficulty, a mixed letter sort, a sentence sort, weather word search, and fill-in-the-blank sentences with...
Charleston School District
Intro to Functions
How are functions related to chicken nuggets? A video teaches the concept of a function using the idea of a nugget-making machine as an analogy for a function machine. Learners determine if a relation is a function from an equation...
Minnesota Literacy Council
Introduction to Historical Thinking
Christopher Columbus: hero or villain? Prepare class members for the debate with activities that asks them to think critically about how history is reported.
National Math + Science Initative
Introduction to Decimals
Three activities make up an introductory lesson designed to create a strong foundation in comparing fractions to decimals and exploring and building decimal models. Pupils brainstorm and complete a Venn diagram to show how decimals and...
Ohio Literacy Resource Center
Converting Units of Measure
Follow six steps to implement this series of metric worksheets. Here, mathematicians exhibit their knowledge of problem solving, while converting units of measurement and label their answers with the applicable unit name.
EngageNY
Substituting to Evaluate Addition and Subtraction Expressions
Substitute this resource for what you used to use. Learners identify patterns in data tables and write addition and subtraction expressions to represent relationships. Substitution allows them to solve problems in context in the 20th...
Curated OER
¿Qué hora es? What time is it?
This is a great reference guide for your middle and high schoolers learning how to tell time in Spanish. There are no practice opportunities provided, so consider pairing this with an exercise to get your learners using the...
Curated OER
Accent Marks & Special Characters in Spanish
Check out this clear description of how and when to use accent marks and special characters. The information, necessary to truly understand the purpose of special characters and accent marks would make a great reference material for...
Curated OER
Time Expressions with Hacer
The verb hacer has many purposes in the Spanish language, one of which is as part of time expressions. Your class can learn how to use hacer in the preterite, present perfect continuous, and past perfect continuous to express different...
Curated OER
My Foot and the Standard Foot
Young mathematicians put one foot in front of the other as they learn how to measure length in an elementary math lesson. Using paper cutouts of their own feet, children measure classroom objects as they discover the importance of...
Curated OER
The Conditional in Spanish
Under what conditions would your Spanish language learners use the conditional? They can find out here, and practice their new knowledge with the linked exercise. There is information about regular and irregular conditional verbs as well...
Curated OER
Spanish Commands (the Imperative Mood)
It is imperative that your pupils have a strong command of all the Spanish moods, including the one that is the focus of this resource. Learners can read up on formal, informal, affirmative, and negative commands as well as how to use...
National Institute of Open Schooling
Mole Concept
Learners explore atomic measurement in the first activity in a series of 36. Through readings, activities, and questions, classes review standard SI units, learn about Avogadro's constant, and use it to help them calculate moles. They...
EngageNY
Modeling a Context from Data (part 2)
Forgive me, I regress. Building upon previous modeling activities, the class examines models using the regression function on a graphing calculator. They use the modeling process to interpret the context and to make predictions...
Inside Mathematics
Vencent's Graphs
I like algebra, but graphing is where I draw the line! Worksheet includes three multiple-part questions on interpreting and drawing line graphs. It focuses on the abstract where neither axis has numbers written in, though both are...
EngageNY
Complex Numbers as Vectors
Show your math class how to use vectors in adding complex numbers. Vectors represent complex numbers as opposed to points in the coordinate plane. The class uses the geometric representation to add and subtract complex numbers and...
Curated OER
Changing It Up
How should a cashier stock a cash register with coins? Learners use mathematical modeling and expected value to determine how many rolls of coins of each type they should place in a cash register.
Curated OER
The Present Subjunctive: When?
Some Spanish learners believe the subjunctive is frightening. Help eradicate that fear by going into depth on when to use the present subjunctive. There are many different situations in which the subjunctive is used described here. You...