The Snap-Trap Club
See how your body keeps germs out, how white blood cells gobble them up, how your spleen and lymph nodes trap them, and how you can help.
Made for ages 5 to 8
See how your body keeps germs out, how white blood cells gobble them up, how your spleen and lymph nodes trap them, and how you can help.
Made for ages 5 to 8
You saw how your body keeps germs out, how white blood cells gobble them up, and how your spleen and lymph nodes trap them.
It's in your My mob book now.