Worksheet
Mental Arithmetic

Mixed Addition and Subtraction Year 1

For Students 1st - 2nd Standards
Reinforce addition and subtraction with a 30-problem arithmetic worksheet in which scholars add and subtract numbers between one through 10. 
Lesson Plan
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Curriculum Corner

Guest Teacher Plans: 1st Grade

For Teachers 1st Standards
Have you ever gone to work when you needed to stay home but didn't because the thought of making substitute plans was too daunting? Don't feel that way anymore with a template designed for first grade equipped with general classroom...
Lesson Plan
Desert Discovery

Leaping Lizards

For Teachers Pre-K - 6th
Here is a fine biology lesson that introduces youngsters to reptiles. They study their feeding habits, their habitats, and the adaptations they must make to survive in their environments. The outstanding lesson includes two excellent...
Lesson Plan
Curated OER

Transportation Math

For Teachers 4th - 5th
Learners use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math instructional activity, students read word problems that relate to transportation and the math needed to solve the...
Lesson Plan
Curated OER

Math by M&M's

For Teachers 1st
First graders review math skills with M&M's. In this math lesson plan, 1st graders practice addition and subtraction skills with M&M candies.
Lesson Plan
Curated OER

Multiplying by 10, by 100, and by 1,000

For Teachers 4th
Fourth graders write tenths and hundredths in decimal and fraction notations. In this math lesson, learners know the fraction and decimal equivalents for halves and fourths. Everyone answers numerous questions posed by the teacher...
Lesson Plan
Curated OER

Butterfly Addition: Color by Numbers

For Teachers K - 1st
Children learning to add numbers up to 11 develop the strategy of using the larger number as the first addend and counting on from there to find a sum. They define addition and review the meaning of the plus (+) symbol. To practice, they...
Lesson Plan
Curated OER

Inductive and Deductive Reasoning

For Teachers 9th - 12th
Students use logical arguments and inductive reasoning to make or disprove conjectures. After observing a teacher led demonstration, students discover that the deductive process narrows facts to a few possible conclusions. In groups,...
Lesson Plan
Curated OER

How to Subtract to 10

For Teachers K - 3rd
Students subtract to 10 through the use of manipulatives. They will use craft sicks and the fact family on their practice pages. They examine how subtracting one always uses the larger number first.
Lesson Plan
Curated OER

Around the World With Multiplication

For Teachers 3rd - 5th
Pupils play Around the World, recalling basic multiplication facts.
Lesson Plan
Curated OER

1st Grade Problem Solvers

For Teachers 1st
First graders investigate, represent and solve problems using number facts, operations, and their properties. They solve on-step addition and subtraction number sentences and word problems using concrete materials. Students construct...
Lesson Plan
Curated OER

Adding Two Digit Numbers with Using Dimes and Pennies

For Teachers 2nd
Second graders participate in a math game using dimes and pennies. They practice combining coins to make a given amount of money, and they use the combinations to practice adding two digit numbers. Teacher assessment strategies and...
Lesson Plan
Curated OER

How to Apply Properties in Multiplication

For Teachers 4th - 5th
Students study the commutative and associative properties. In this multiplication lesson, students review the properties and solve several multiplication problems.
Lesson Plan
Curated OER

Metric System

For Teachers 8th - 10th
Students solve problems using the metric system. In this algebra lesson, students convert between the metric system and the Imperial system. They use these two systems to solve real life problems.
Lesson Plan
Curated OER

Right on Time

For Teachers 4th - 6th
The hour is nigh for your class to practice equivalency problems in the form of time-zone conversions. They write equations to describe elapsed time and apply problem solving strategies, including writing a plan, to solve the problems.
Lesson Plan
Curated OER

Ratios, Mars and the Internet

For Teachers 7th - 9th
Young scholars calculate real ratios that exist between the planets Earth and Mars. After a lecture/demo, students use worksheets and access Internet sites to do their calculations.
Lesson Plan
Curated OER

Prime and Composite Numbers

For Teachers 5th
Fifth graders use prime factorization to identify prime and composite numbers. They use cubes to find factors. In groups, 5th graders draw rectangular arrays to discover prime numbers under 100.
Lesson Plan
Curated OER

How To Measure Time

For Teachers 3rd - 4th
Students practice telling time on an analog clock. In this time measurement lesson, students use individual analog clocks to identify the hour and minute hand. Students identify how to tell time by moving the hour and minute hand.
Lesson Plan
Curated OER

Understanding Fractions

For Teachers 4th
Fourth graders compare fractions by using skittles and m&ms. In this math lesson, 4th graders explore the size of different fractions by cutting pieces of their pie for visual representation. Additionally, students discuss ways to...
Lesson Plan
Curated OER

The Process Of Addition

For Teachers K
Students use manipulatives to explore the notation of addition and gain experience with independent practice. They demonstrate their knowledge by performing the operation on the board with magnets, on their own felt work mat then on...
Lesson Plan
Curated OER

Adding Two-digit Numbers Using Dimes and Pennies

For Teachers 1st
First graders study money. In this addition lesson, 1st graders count and add two-digit numbers using dimes and pennies.
Lesson Plan
Curated OER

All About Me Poster

For Teachers Pre-K - 1st
In this biography/autobiography lesson, students read a few biographies and discuss the term and it's characteristics. Students then brainstorm what makes a good biography/autobiography and create an 'All about me' poster. Suggested...
Lesson Plan
Curated OER

Save Your Change

For Teachers 9th - 10th
Students solve problems involving exponential, logarithmic, and scientific notations. Using calculators, students explore investment problems. They use a formula and logarithms to determine the years to earn a particular income, figure...