log hourglass children's time sand clock timer beech hourglass creative gift wooden drop-resistant anti-seismic hourglass 11

5 * 9cm small round (1 3 5 minutes optional) 5 * 9cm small square (1 3 5 minutes optional) 7.5 * 13cm large circle (3/5/10/15 points) 7.5 * 13cm large circle (20/30 points)

multi-color optional