Measurement

3 years & up. Helps develop mathematical skills through discovery play as children move the monkeys around to keep the tree balanced. Includes one tree and 6 monkeys.

12 months & up. With two buckets to fill with colorful blocks, this scale introduces toddlers to weight, gravity, balance, and critical thinking. Each of the six colorful shapes are equal weights. When the weight balances, the eyes open. The eyes close when the scale is off balance. Kids will delight in watching the eyes open and close as they move the shapes in and out of the buckets. For added enjoyment, there is a mirror on the reverse side.

18 months & up. Introduce early math concepts, such as counting, problem-solving, sequencing, comparing, and classifying, while exercising fine motor skills with these brightly colored puzzles. Children will enjoy lining up these easy to grip familiar farm puzzle pieces from smallest to largest. Use the Size and Sequence Farm Puzzle in a lesson about animals or crops found on a farm. Encourage children to identify objects and colors as they solve this set of self-correcting puzzles.

This colorful growth chart allows children to keep track of their growth and see how tall they are while encouraging them to feel a sense of pride and esteem. The colorful presence of the chart makes it the perfect addition to any classroom wall decor for the entirety of the year. Sturdy and protected classroom chart is generously sized at 4'H x 8 1/2"W and matches our All About Me Journal (item #89829).

3 years & up. Perfect for independent or collaborative learning, this math kit helps develop basic concepts of measurement, number recognition, counting, patterns, sequencing, and more. Kit includes 10 transparent numbers with tracking lines for writing guidance, a large child-friendly tape measure, KidConnectors , and a fun math story. The included KidCounters includes 100 counters, 10 of each color, plus 25 two-sided activity cards.

12" Wooden Rulers with standard inch measurements.

3 years & up. The Big Tape is just like a carpenter's, except that it is child-friendly. Measure everything in centimeters or inches using this retractable tape measure. Big and chuncky and easy for little hands to use and understand size relationships. Tape measures 36"/ 100 cm long.

3 years & up. Make counting and matching colors more fun with plastic bears in 3 sizes and 4 colors. 1-1 1/2" tall. 80 bears: 20 papas, 20 mamas, and 40 babies.

3 years & up. Sturdy, accurate balance features removable, transparent 1/2-liter buckets for comparing liquids or solids. One gram sensitivity.

5 - 13 years. Twist and roll this UltraFlex™ 12" / 30 cm ruler to measure curved and angular surfaces accurately. SAFE-T® Plastic will not break or shatter under normal classroom conditions. Features both U.S. customary and metric scales. Transparency lets students see what they're measuring. Ruler regains its flat shape when not in use. Colors vary.

3 years & up. These exciting Activity Cards are an ideal way to encourage children to match, count, compare, order and measure the bones they discover in the Dinosaur Bones set (sold separately). The 8" x 11" Activity Cards are made from durable PVC and can be used outdoors. The 16-piece Dinosaur Bone set can be buried in the sand, soil, or water, and they will appeal to children's instincts to explore, investigate, sort, compare and measure. Buy separately or as a set.

Grades K & up. You can twist and roll these rulers but they will always turn back to their flat shape. Great for measuring curved surfaces. Includes five 12" (30cm.) rulers. Colors may vary.

3 years & up. Build fine motor skills while developing a multitude of early math skills with this math activity set. Includes mini muffins to match, sort, count and boost color recognition, number and color die, pair of tweezers, 12-double sized sorting circles, muffin tray, 60 mini muffin counters and activity guide.

3 years & up. Teach weight, measurement and grams with this strong, durable, plastic balance! The scale features detachable buckets with sliding compensators for zero adjustments. This scale is sized perfectly for classroom use or at home. Includes five each of 5 gram and 10 gram Hexagram® weights. 24.5"L x 8.5"W x 14"H.

Grades 2 - 8. The Platform Scale is the perfect tool for students to learn how to read a scale. It has an easy-to-read display which shows results in both customary and metric systems with a 5 kg/11 lb. capacity. Students can estimate, measure and calculate weights of liquids and solids, as well as, weigh and compare more than and less than concepts. Scale includes removable pan. Cubes shown are not included.

3 years & up. Kids learn to count bugs and compare numbers with the colorful bug inspired manipulatives. Reinforce counting, sorting and patterning with this set of 72 counts in 6 different shapes and colors. Critters come in 6 different shapes and colors, representing bugs familiar to young children. Includes an activity guide. Critters measure between 1 1/4" high and 2" long. Includes 72 counters.

Grades K & up. Easy wind-up tapes are marked in inches and feet on one side and millimeters and centimeters on the other. Removable handle for increased control. Durable casing for years of use. 33 ft./10m.

4 years & up. Introduce mass comparison with this simple see-saw balance made of 2- piece molded plastic. A visually engaging and tactile way to introduce mass and measurement. Includes 10 weight-related Three Bear Counters and a multilingual activity guide. Balance arm snaps into place, and sliding compensator clips calibrate for easy use. Measures 15 3/4" x 4" x 4 1/4".

Grades 3 & up. Add accuracy to chemistry projects, cooking projects, and more. Learn about weights and mathematical accuracy in measurements. This sleek quality balance is made of high-impact plastic features built-in weight case with Snap-Tight™ lid, 10 brass weights, 2" deep removable pans and zero adjustment knob. Total capacity of 2,000g with +/- 0.5g accuracy.

4 years & up. Use these best-selling clocks to teach time to the hour, half-hour, quarter-hour, and minute. Child friendly and easy to use. Perfect for learning centers or for small group instruction. Each clock features moveable plastic hands mounted on a sturdy wooden base. Individual stands are included. A great companion to the Original Judy Clock (sold separately).

These quality, tear-resistant, fiberglass tape measures are calibrated vertically in cm . The other side is calibrated horizontally in inches. 150 cm/60". Set of 10.

3 years & up. These highly appealing and tactile eggs will help develop children's comparison and sorting skills. Stimulate both language development and mathematical skills as children sort the eggs by size and weight. Perfect for indoor or outdoor exploration. Contains eight eggs measuring between 1 1/2" to 3"H.

4 years & up. 2 to 4 players can learn visual estimation, size perception, measuring skills, matching skills and use the custom ruler to find out if their character is the tallest. With 30 different pieces to choose from you can create a different character every time you play.

Grades 2 & up. This easy-to-read balance has two 500ml colored buckets for balancing and weighing a variety of liquid or solid materials. This durable and economical balance has a capacity of 2000g, is readable to 1g and has an easy-to-use sliding zero adjustment. Includes 2 lids for easy conversion to a pan balance. Contents not included