PBS
Using Symmetry to Create Corporate Logos
Young mathematicians investigate the use of symmetry in graphic design. After first learning about reflection, translational, and rotational symmetry, children use this new knowledge to identify symmetry in letters of the alphabet and...
Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency in...
Curated OER
Primary Counting Skills
Class members drill and practice counting skills from 1 to 20. They count along with a puppet and when the puppet makes a mistake, they correct it. In pairs, they connect cubes to make a train and count the number used. On the last of...
Curated OER
Counting Back and Counting On
Read aloud your choice of books about counting on and counting back (a list is provided, or tell stories of your own). Your learners will write horizontal equations to portray what happens in the story. They build a paper chain and...
Curated OER
Simple Strategies
Here is a fabulous lesson plan on problem solving strategies for your charges. In it, learners are presented with many excellent techniques they can use when faced with a multi-step math word problem. Some terrific blackline masters are...
Curated OER
Number Flash Cards 1 to 10
Let a group of incredibly cute ladybugs help your youngsters learn and practice numbers one through ten. Each card features an image of ladybugs that matches the number on the card. Also included is a template for a wallet designed for...
Primary National Strategy
Ordering and Counting
Are you in need of a 5-day unit intended to teach little learners how to count to 20? This is a well-structured complete set of lessons which employ a variety of methods to instruct learners about various ways to count from 1 to 20. They...
Illustrative Mathematics
Counting Circles II
Fill those extra ten minutes of math time with this fun counting activity. Given a short sequence of numbers, young mathematicians stand in a circle and count one-by-one until the last number is reached, at which point the whole group...
Curated OER
Hoping Backward to Solve Problems
Students use number lines to compare differences. For this math lesson, students use a number line to solve problems. Students predict differences and answer puzzles using subtraction.
Curated OER
How using number patterns help us add or subtract
Second graders use a number line to understand multiples. In this number line instructional activity, 2nd graders use a floor size number line and calculate problems with multiples. Students complete a worksheet with multiples.
Curated OER
Pythagorean Theorem and Problem Solving
Students use the Pythagorean Theorem to solve problems. In this geometry lesson, students identify the properties of a right triangle. They find the missing side and angles of a right triangle.
Curated OER
The Binary Counter Circuit
Students count from 0-99 using the binary number system. In this algebra lesson, students problem solve by working with faulty circuits and applying their knowledge f Binary Numbers. They work in team to create a solution.
Curated OER
Looking For Triangles
Learners solve problems with triangles. In this geometry lesson, students analyze shapes to find different triangles. They name the shapes created by putting triangles together.