# freetopic hypothalamus

Homo sapiens had technologies like tools, clothing, and fire, which enabled them to survive better than other homo species. Kids learn about world's early people with today's https://t.co/zUVLSJTGSc

1 0
2018-04-27

What is a simple machine? Kids find out in today's https://t.co/Xa0jbzNfUu

2 3
2018-04-26

When Van Leeuwenhoek first looked into his microscope, he named the creatures that danced in front of his handheld lens animalcules, or small animals. Learn more in today's https://t.co/anmP2UB8wE

1 2
2017-12-12

Teach kids about the definition of biological diversity using today's https://t.co/oVBZXJ895b

1 1
2017-05-17