Science

$18.50

$47.00

$19.50

$19.50

$23.30

$28.40

$20.50

$20.50

$19.50

$18.50

$20.50

$22.50

$20.50

$34.30

$19.50

$20.50

$18.50

$19.50

$19.50

$20.50

$19.50

$25.40

$20.50

$54.60

$20.50

$17.60

$23.30

$25.40

$20.50

$18.50