Learning Resources Mini 20Bead Rekenrek (Set Of 25)  Sale Timing to microsecond accuracy is

Timing to microsecond accuracy is started and stopped as sound passes the microphones (see diagram in the product images)

texture and colour

Skeletal system

[Contents: 30 cards

The Trunk and the Skunk - This book introduces words with consonant clusters at the end and the beginning

Learning Resources Mini 20Bead Rekenrek (Set Of 25)  Sale Timing to microsecond accuracy isIdeal for building number sense. Help children visualize number relationships, deepen understanding of numbers, subitize, count, and develop computational strategies with our Mini 20 Bead Rekenrek. Features 2 bars with 5 red and 5 white beads on each. Highlights Easy to use and store High quality wood and metal construction