Help students understand abstract base ten concepts including place value, estimation, operations, fractions and more. * These Base Ten units are made of durable plastic * Set includes 600 units, 200 rods, 20 flats, 3 cubes and 112 page activity book * Suitable for ages 6+ * Learning Resources type LER 6358 Warning: small parts. Not suitable for children under 3 years of age. https://elecena.pl/product/27217026/learning-resources-interlocking-plastic-base-ten-class-set-823pcs 2024-11-10 https://elecena.pl/product/27217026/learning-resources-interlocking-plastic-base-ten-class-set-823pcs 2025-01-05