Ten-piece precision weight set includes two each of 1g, 2g, 5g and 10g weights, and one each of 20g and 50g weights.

Students learn mass measurement hands-on with this super-durable plastic balance. Removable, easy-to-grip, clear 1/2 liter buckets make it easy for small hands to pour and measure. Compensator with sensitivity to one gram.

Perfect for counting, measuring and patterning. Set of 1,000 plastic one-centimeter cubes in 10 colors stores in a convenient storage tub and comes with Activity Guide.

Perfect for counting, measuring and patterning. Set of 500 plastic one-centimeter cubes in 10 colors comes in a convenient storage tub with Activity Guide.

This easy to use 5kg electronic scale has a mode button that allows you to measure in grams, pounds, and ounces with a blue back light that allows for easy digital reading. Grades 3+

Using these 40 fun, hands-on activities, children will measure their footprints, teddy bears, and more with items such as paper clips and Unifix Cubes. With assessment built into each activity, these carefully designed activities will provide the foundation for measurement concepts so important in these early grades. Correlated to the standards, the activities can be used as small-group work or with the whole class.

Explore weight and measurement with these easily stackable Hexagram® Weights. Color-coded weights offer visual cues in measurement activities. Set of 54 includes twenty 1g, twenty 5g, ten 10g and four 20g weights.

Roll the die and stack up the parts to create a crazy character! With all the pieces in place, will your character measure up? Use the custom measuring ruler to find out. If your character is the tallest, you win! With 30 different pieces to choose from, you can create a different character every time you play! Ages 3-8

These darling, teacher-created wooden blocks are perfect for free play and much more. Watch numbers come to life! Ladybug + Tree Frog? It's Mouse, of course! Inchimals™ are irresistible and provide long-term educational fun! Features 12 colorful wooden animal blocks measuring 1" to 12", 100 write-on/wipe-off learning puzzles with dry-erase marker.

A great open-ended activity for teaching measurement concepts! 16mm dice feature common units of weights and measurement. Set of 10.

How tall is it? Who has more? How long until my turn? Learn about measuring units and pick the right tools with the Measure It! series. Striking photography and simple text take readers through fun, real world measuring examples.

Teach measurement with this durable plastic balance and weights. Buckets detach for easy clean up and hold up to one liter. Sliding compensator for zero adjustments provides accurate measurements.

Set includes five each of five-gram and 10-gram Hexagram® weights.