Math Balance with 75pcs weights/box

3mm plastic mirrors double-sided in the size 30*20cm in packs of 5

1mm acrylic mirrors single-sided in the size 15 x 10cm in packs of 10

Base 10 Blocks setpack:74 pcscolor:  10 colorssize:1cm 22 pcs ,2cm 12 pcs ,3cm 10 pcs,4cm 6 pcs,5cm ~10cm each 4 pcs 

Bucket Balance 1000 cc

Numeral BalanceWeight:Numer one 0.4g; two 0.9g; three 1.9g; four 1.8g;five 2.2g; six 2.6g; seven 3.2g; eight 3.6g; nine 3.9gColor:Number one to four(Green) with double pcsfive to nine(Orange) one piece each

Bear Math Balance(including bear and number)Bear(with number on body):3: 3g*6pcs6: 6g*2pcs9: 9g*2pcs12:12g*2pcsNumers:one 0.4g; two 0.9g; three 1.9g; four 1.8g; five 2.2g; six 2.6g; seven 3.2g; eight 3.6g; nine 3.9gColors: Number one to four(Green) with double pcs, five to nine(Orange) one piece each Bears math balance