Set includes 1 set of each: C73101: Bucket Set (Set of 6), C73103: Jug Set (Set of 6), C73113: Funnel Set (Set of 6), C73155: Flexi Tubes (Set of 6), and C73131: Measuring Pipettes (Set of 4). 28 total pieces. 

C73101: Each bucket measures 4.8" x 6.3". Ages 18 months and up.

C73103: Each jug measures 4.5" x 3". Ages 18 months and up.

C73113: Each funnel measures 5". Ages 12 months and up.

C73155: Extends 8.4"L to 24.2"L. 1.1"D. Ages 3 and up.

C73131: Includes 1 pipette of each: 10ml, 15ml, 20ml, & 30ml. Each measures 11"L. Ages 12 months and up.