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•External calibration allows for verification and adjustment with weights
We recommend using this 200g calibration weight for calibrating DRL0050: Advanced Precision Balance 300g x 0
acting and group work
1mm DC lead
A single 400-watt halogen bulb heats samples in 1 °C selectable increments
Ten Frame Towers 91898 •External calibration allows for verificationRoll the dice and stack as many Ten Frame number tile combinations as you can. The highest stacked tower wins! Build number bonds to 10 with the innovative stacking frames and develop arithmetic through multi sensory learning. Helps students to quickly visualize numerals. Ages 5+, 2 4 players. 65 counting frame tiles, 2 x foam dice, activity guide. Stack your ten frame tower with a many number bonds to 10 as you can to win. Simply roll the dice to
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