Open-and-go lessons that inspire kids to love science.

Science curriculum for K—5th grades.

90 sec
  • Hands-on — lead students in the doing of science and engineering.
  • Standards-aligned science lessons — Cover core standards in 1-2 hours of science per week.
  • Less prep, more learning — prep in minutes not hours. Captivate your students with short videos and discussion questions.

Sign up now to try Mystery Science for free.

Sign up

Learn more

Open-and-go lessons that inspire kids to love science.

Sign up now for tons of free lessons like this one!

Back

Mini-lessons

Video Bonus Vote
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Slide Image
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Video trouble?
This baby animal looks like a clear ribbon! What animal do you think it is? (Hint: the adult isn’t see-through.)
5
Full Screen
Controls Icon Exit Full Screen
Video trouble?
It’s an eel! If you look closely at the baby, you can see its tiny head. When the baby grows up, its head still looks very similar!
5
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Here’s a different kind of see-through baby eel! An artist loved this baby eel so much that they made a purse that looks just like it.
5
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
How many butterflies do you see?
4
Full Screen
Controls Icon Exit Full Screen
Slide Image
There are 9 butterflies total! Here are 2 you might have missed.
4
Full Screen
Controls Icon Exit Full Screen
This is called a glasswing butterfly! Watch as someone puts a leaf behind its wings. These butterflies live near Central America.
4
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Video trouble?
This is the only plant that has clear flowers. But the flowers have an even stranger surprise…
3
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
The flower petals are only clear when they’re wet, like when it rains! When they dry off, they look like normal white flowers.
3
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
This is the eye of a common ocean animal. These animals are see-through. But they don’t usually have eyes. What animal is it?
2
Full Screen
Controls Icon Exit Full Screen
It’s a Box Jellyfish! Its large eyes make it an excellent hunter. In fact, it has many eyes, so it can see in all directions!
2
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
What do you think is going on in this picture?
1
Full Screen
Controls Icon Exit Full Screen
A scientist gave ants colorful sugar water to drink. These ghost ants are see-through, so you can see the colors inside them!
1
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Video trouble?

Voting for this episode is now closed. Would you like to vote on the most recent poll?

I pulled three questions from my jar. Which question do you want to explore next week?

  • Why do lightbulbs get hot?

    -Lyric, 3rd Grade

  • How are pianos made?

    -Vivian, 1st Grade

  • How high can birds fly?

    -Nova, 2nd Grade

How do jellyfish sting?

Watch the video to discover the answer and don't forget to vote for next week's question. There are mysteries all around us. Have fun and stay curious!