EngageNY
The Definition of Sine, Cosine, and Tangent
Introduce your classes to a new world of mathematics. Pupils learn to call trigonometric ratios by their given names: sine, cosine, and tangent. They find ratios and use known ratios to discover missing sides of similar...
EngageNY
A Surprising Boost from Geometry
Working with imaginary numbers — this is where it gets complex! After exploring the graph of complex numbers, learners simplify them using addition, subtraction, and multiplication.
EngageNY
Vectors and Stone Bridges
What does it take to build a stable arch? Pupils apply vectors and physics as they examine arched bridges and their structural integrity. They use vectors to represent the forces acting on the stone sections and make conclusions based on...
Curated OER
Nutrition Lesson Plan
Second graders complete a survey as class answering the question: "Did you eat breakfast this morning?". They place a tally mark in the column that best represents their answer. They then discuss the results in the graph.
Government of Hong Kong
Areas and Volumes - 2D Shapes
Unfortunately for young mathematicians, the world isn't made entirely of parallelograms, triangles, and trapezoids. After first learning the area formulas for these common shapes, students apply this new knowledge to...
Curated OER
The Math in the Design and Building of Bridges
Research various types of bridge designs. Your class will be asked to consider what it would be like without bridges while learning about how they work. They will construct a model bridge based on given parameters. They then calculate...
Illustrative Mathematics
Running on the Football Field
Make your class into Pythagorean theorem fanatics in no time. What a great resource to get your sports enthusiasts into the math game! Read the commentary so you can you can strategize how to apply the three math practices.
Illustrative Mathematics
Counting Squares
Challenge young mathematicians' understanding of squares with this geometry puzzle. The task is simple, identify as many squares as possible in a 3x3 array. Allow learners to work independently or in pairs as they search for squares,...
Willow Tree
Simplifying Square Roots
The square root of five and five do not have the same value! How many times have you addressed this with math classes? A lesson gives an explanation of a square root and gives examples for simplifying square root...
EngageNY
Modeling a Context from a Graph
Collaborative pairs develop functions that model a graph from a context using the modeling cycle. They then analyze their function models in order to answer questions about the scenario.
West Contra Costa Unified School District
Solving Exponential Equations
The power to solve exponential equations lies in the resource. Scholars first learn how to solve exponential equations. An activity matching cards with equations, intermediate steps, and solutions strengthens this skill.
Mascil Project
Container Logistics
Here's a creative lesson that lets pupils be creative as well! While considering many different factors, learners devise a plan to increase the efficiency of container shipments. The design of the activity encourages creative,...
Curated OER
Initial Fraction Ideas Lesson 16: Overview
Kids will compare creating fractions from pieces of paper to chips. They begin with a fractional part and work back to a whole. Then order fractions from smallest to largest. They also complete a worksheet to find the missing pieces to...
Curated OER
Mystery Spinners
Take a spin with probability. Given a set of clues about the probability of events on a spinner, groups create their own device to match the clues. Using a jigsaw strategy, groups share their spinners and strategies with other...
Illustrative Mathematics
Field Day Scarcity
Introduce young mathematicians to concepts of financial literacy with this open-ended word problem. With seven dollars to spend during field day and given a list of available items and their prices, children must determine how they want...
Carolina K-12
Personal Financial Literacy: Saving and Investing
When should you save, and when should you invest? In considering this question, your class members will also learn about the time value of money, inflation, compounded interest, and income/growth investments. The resource also outlines...
Curated OER
Bubblegum Math
Here is a lesson on how to convert inches to centimeters using bubblegum. In this measurement lesson plan, learners get into partners and blow bubbles. One student blows bubbles while the other measures the bubble in inches. Then the...
Curated OER
Telling Time By the Hour
First graders explore how to tell time by the hour. They draw the minute and hour hands on a clock to match the time shown by the teacher on the overhead clock. Students write the time shown on a worksheet. They read "The Grouchy Ladybug."
Curated OER
Telling time to the quarter hour
Second graders identify how to tell time to the quarter hour. Then they complete a worksheet of twelve problems on their own given ten minutes and getting at least eight correct. Students also practice telling time as a class while the...
Curated OER
What Time Is It?
Fourth graders distinguish between analog and digital clocks and read time from both types. In this clock reading lesson plan, 4th graders discuss the types of clocks and the time zones. Students find times in specific time zones....
Curated OER
Telling Time
Students tell time. In this ELL vocabulary development and math lesson, students orally tell time to five minute intervals when shown a classroom clock. Students practice using number and "telling time" vocabulary in sentences and...
Curated OER
What time is it, Mr. Clock?
Students practice telling time through movement, teamwork and cooperation - as they demonstrate how a clock represents time. They play a game of telling time in order to master the lesson objectives.
Curated OER
Time & Itineraries Two
Students explore time management by participating in clock reading activities. In this itinerary lesson plan, students define a list of time telling vocabulary terms and practice reading analog clocks with a partner. Students identify...
Curated OER
Clocks and Time
Second graders observe and demonstrate how to tell and write time. They discuss different ways and things that tell time, then listen to a teacher-led lecture about the hands on a clock. Students complete a worksheet along with the...