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Core Concepts

Help children build confidence with core math concepts through classroom-ready resources. Explore manipulatives, activities, software, and workbooks designed for counting, sorting, patterning, number recognition, measurement, geometry, and problem solving. These materials make it easier for educators to create hands-on practice opportunities across centers, small groups, and daily instruction in early learning environments.

Power Pen Learning Math Quiz Cards - Set of 7
Item: 34333P
Status: In Stock
$40.95 - $87.95
Grades K - 5. Students build math skills and get instant reinforcement. Set includes double-sided Quiz Cards in 7 sturdy storage boxes. Content areas include basic operations (addition, subtraction, multiplication, and division), fractions, money and telling time. Use with Power Pen (sold separately) for self-checking, independent practice or as teacher directed flash cards. Each individual Quiz set contains 53 double-sided Quiz Cards.
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Two Color Dual Side Counters - 200 Pieces
Item: 53378
Status: In Stock
$12.95
5 years & up. Introduce a variety of math practices to your children with these bright Two Color Dual Side Counters for Early Math Practice. These counters can be used for practicing counting, addition, subtraction, probability, estimation, and more! With the included teacher's guide, there are many opportunities for children to practice their basic math operations. This set also promotes color recognition, fine motor skills, and critical thinking. Set of 200 counters.
Write-On/Wipe-Off 120 Number Mats - Set of 10
Item: 53283
Status: In Stock
$20.95
5 years & up. Make mathematics more interactive with these Write-On/Wipe-Off 120 Number Mats with Teacher's Guide.These write and wipe mats can be used with erasable markers, counters, color tiles, and more! The number boards include a blank grid of 120 squares and a grid that counts up to 120. The teaching guide includes a variety of activity suggestions. Set of 10.
Hands-On Math Base Blocks - 111 Pieces
Item: 53386
Status: In Stock
$12.95
Grades K - 4. Small sets of manipulatives make it easy and affordable to get children learning the hands-on way. Great for parents and as starter sets for teachers. Easy-to-use activities are included. Includes the following foam pieces: 10 Rods, 1 Hundred Flat, and 100 Unit Cubes.
Magnetic Ten-Frame Answer Boards
Item: 51199
Status: In Stock
$33.95
Grades K & up. Teach the foundational concept of 10 like the most effective Asian math programs do with ten frames! Students place magnetic counters on boards, then raise boards to show their answers. Magnetic, write and wipe boards feature 10-square frame on one side, double 10 on reverse. Includes 4 boards; 100 double-sided, foam magnet counters (red and yellow); and Activity Guide. Boards measure 7"L x 6.25"H.
Power Pen Cards - Addition
Item: 34325
Status: In Stock
$12.95
5 years & up. Students can practice simple addition with these Power Pen math cards. They will be able to use the Power Pen (sold separately) for self-checking independent practice. The math cards can also be used in pairs or as a teacher led flash card activity. Each set includes 53 double-sided math cards.
Power Pen Cards - Subtraction
Item: 34270
Status: In Stock
$12.95
5 years & up. Students can practice simple subtraction with these Power Pen math cards. They will be able to use the Power Pen (sold separately) for self-checking independent practice. The math cards can also be used in pairs or as a teacher led flash card activity. Each set includes 53 double-sided math cards.
Hundreds Number Board
Item: 22242
Status: In Stock
$28.95
Grades K - 2. The added double-sided feature make this hundreds board unique. Recessed squares feature numbers printed on the front and a plain grid for patterning and graphing activities on the reverse. Includes 100 numbered white tiles, 25 transparent red tiles, 25 transparent blue tiles and activity guide. Board measures 12" x 12".
Counting and Place Value Pocket Chart
Item: 21522
Status: Only 7 left
$16.95
$12.95
Grades K - 3. Teach counting, sorting, place value, and grouping with this heavy-duty chart. Includes a set of 20 double-sided number cards, 3 double-sided title cards, 200 blue plastic counting straws, pockets to store everything, and an activity guide. Measures 13"W x 18"H.