Cultivates spatial thinking, mechanical, engineering skills | Standard large building blocks for the budding builder!
Every jar comes with more than 36 pieces | They do no interlock with Legos(R) | Recommended for ages 3+
The pieces range in size from 3.5 Inches (9 cm) across to 1.75 inches (4.5 cm)
Product Measures 5 x 5 x 8 in inches | 12.7 x 12.7 x 20.4 in centimeters | Product Weighs Approximately 1 lbs / 0.5 kgs | These dimensions and weight do not include the packaging