Center for Innovation in Mathematics Teaching
Trigonometry
This unit covers the basic trigonometry including understanding radians, how to convert between radians and degrees, the area of a circle subtended by an angle, basic properties and graphs of sine, cosine, tangent, and solving...
Curated OER
How Tall is that Tree?
Students apply their math skills to develop an accurate estimate of the height of a tall tree. Three different methods are outlined. All grade levels should be able to perform the shadow method and the proportional method.
Curated OER
Dividing by 4's
Third graders explore math functions by completing problem solving activities. In this division lesson, 3rd graders utilize the division strategies acquired earlier to divide multiple digit numbers by 4's. Students complete problems on...
Curated OER
Garden Grid
Basically, your class reads about different garden plants from an included handout and seed packets that you provide, and then uses a grid to plan out where to place the plants. They can practice counting with the seeds, grouping,...
Curated OER
Properties of Multiplication
Fifth graders examine the process of multiplication and the relationship between addition and multiplication. They observe the teacher model a variety of problems on the board, and identify properties of multiplication. Students...
Curated OER
Relationship Between Addition and Subtraction
Students are taught how to add and subtract and use number sense to solve basic math problems. In this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are given a...
Curated OER
Sudoku Puzzle with Derivatives
In this Sudoku puzzle worksheet, students use basic derivative formulas, the chain rule and implicit differentiation to solve given problems. This six-page worksheet contains 26 problems. Answers are provided on the last page.
Curated OER
Addition and Subtraction Word Problems
Approach word problems using these straightforward addition and subtraction practice scenarios. Learners choose answers from a list, recording the corresponding letter next to each problem. Ten questions involve basic addition and...
Curated OER
Missing Subtraction Facts to 20
In this subtraction instructional activity, students use the given numbers to complete and solve the horizontal subtraction equations. Students solve 20 problems.
Curated OER
Dividing By 2 and 5
Third graders divide by 2 and 5. In this math lesson, 3rd graders label the parts of a division sentence. Students solve division sentences using multiplication.
Curated OER
Building Word Problems
Sixth graders study addition and subtraction facts. In equal groups, they play a race game to correctly solve addition and subtraction problems. Using a PowerPoint presentation, the teacher demonstrates how to write word problems and...
Curated OER
Baseball Math
Young scholars collect data on baseball plays. In this statistics lesson plan, students graph their data and make predictions based on their observation. They calculate what the probability is that a favorable outcome would happen.
Curated OER
Fraction Facts
Students are introduced to fractions, including operations with fractionsm converting fractions to decimals and percents. They are provided with activities that provide ample practice opportunities to reinforce the information from the...
Curated OER
Fraction to Decimal
Nothing fancy about this instructional activity, just 15 problems for learners to practice changing a fraction to a decimal. The denominators in the fractions are either 10 or 100 so pupils get familiar with what happens when changing a...
Curated OER
Multiplication--Worksheet 4
In this multiplication worksheet, students problem solve and calculate the answers to thirty mathematical multiplication equations for mastery.
Tin Snips
Addition Hearts
Two hearts are better than one, I always say. Have your little ones use the numbers and images contained within these hearts to count and add numbers up to ten. There are four problems to solve. Because objects are included along with...
Curated OER
Dice that Go Up to Numbers Less than Six
Print, cut, and fold this pair of large die. Intended for an Autistic or special needs class, these dice include numbers 1-3 and won't add up to more than 6. This is a great way to engage a child socially as well as academically.
Curated OER
Tennis Ball Addition
Second graders practice their addition basic facts. They work in groups of three with one tennis ball or Koosh ball. Students call out a number one at a time and passes the tennis ball to another. The third student adds the two numbers...
Curated OER
Balloon Fiesta
Students participate in a math activity that reinforces basic fact strategies including counting on from a greater number. They interact with pictures of hot-air balloons and discuss word and sentence equations that deal with how many...
Curated OER
THE TRAVELS OF BABAR: An Adventure in Scale :Building a Model Hot Air Balloon
Students encounter basic facts about helium and hot air. They compare the weight and size of different materials. Students work collaboratively in teams. They create their own model balloon.
Curated OER
Basic Ohmmeter Use
In this ohmmeter activity, students are given ten questions about circuits and and the resistance in those circuits. They explain how an ohmmeter is used and answer questions about different wire systems and their resistance.
Math Salamanders Ltd.
Domino Addition Sheet 1
In this counting activity, learners add dots on six domino diagrams. Students must count and add dots as they observe and write a total on each line.
Curated OER
Adjusting the Quotient
Fourth graders use number facts to estimate quotients. In this division lesson, 4th graders examine long division problems to determine which multiple of ten will help them determine a number that is close to a quotient. They adjust the...
Curated OER
What Does It Matter?
Students match definitions with vocabulary words and learn basic facts about matter. Then, they see how to determine the physical characteristics of matter. They determine the mass, volume, and density of objects using appropriate tools...