What a cool science project. Blow into the straws and watch the lungs inflate! Photo only.

What a cool science project. Blow into the straws and watch the lungs inflate!

Este móvil representan los principales objetos del sistema solar. Un proyecto realizado para www.astroaficion.com con el que realizarán divulgación de la...

Este móvil representan los principales objetos del sistema solar. Un proyecto realizado para www.astroaficion.com con el que realizarán divulgación de la...

Remember that feeling in school when you walked in and realized that you forgot a project was due?  Pure panic in the bottom of your gut?!  Yeah, that happened to me today, but it wasn't

Teaching Tuesday: How to Make a Planet (with an old CD

Have a school project or teaching planets and need a fun activity? Use an old CD and make a planet with a small ball!

Planetene

Planetene

slepá mapa řeky čr - Hledat Googlem

slepá mapa řeky čr - Hledat Googlem

Koloběh vody v přírodě thumbnail

Koloběh vody v přírodě thumbnail

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