The Hollisters and the Mystery of the Midnight Trolls

During their trip to Iceland, the Hollisters learn a lot of things about this country

Iceland
https://youtu.be/gttpxu7JU7Y
https://youtu.be/HuWmEgfZXs8

volcanoes
https://youtu.be/tUaN_tki82o

varda
https://www.flickr.com/photos/polimo/11086991954/

sailplane
https://youtu.be/vePSGPJdEMA

Iceland coat of arms
https://en.wikipedia.org/wiki/Coat_of_arms_of_Iceland

Icelandic words
https://youtu.be/M6Gi_fcAo-U

Find the trolls
https://youtu.be/CQ-Xe9I7oAM

Geyser
https://youtu.be/BUruvQysM4A

Keflavic
https://youtu.be/10xM9Gnd3FE

The Hollisters and the Sea Turtle Mystery

After reading the Hollisters,
https://georgehbalazs.com/wp-content/uploads/2019/05/1964-THE-HAPPY-HOLLISTERS-AND-THE-SEA-TURTLE-MYSTERY.pdf
we've been learning about these interesting topics:

The Everglades

https://youtu.be/HPrPtCns5Lc

https://kids.nationalgeographic.com/explore/nature/everglades/

https://youtu.be/bOPqV8w-mc0

Math and alligators

http://bedtimemath.org/it-just-doesnt-get-any-gator/

http://bedtimemath.org/fun-math-gator-mania/ (practically the same as the previous one))

http://bedtimemath.org/fun-math-alligators/

Seminole Indians

https://nativeamericans.mrdonn.org/southeast/seminole/kids.html

Chickees

https://www.warpaths2peacepipes.com/native-american-houses/chickee.htm

https://youtu.be/AiUIIbh5JBM

Shells: rose murex, lion's paw, jewel box, angel wings,tulip

https://youtu.be/izpUGCaptc4

https://youtu.be/n_OUmdQEgHM