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In this activity, learners will build a model of a nebula using cotton balls and colored water. Astronomers photograph nebulas and add colors to provide information about the nebula's composition.

In this design challenge activity, learners explore the concept of biomimicry by using a natural organism's special features to design a new human object.

Exponga estos pósteres en el salón o déjelos donde los chicos los puedan explorar. Los chicos buscan las respuestas en línea, en libros de consulta, y en calendarios y almanaques.

In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

In this design challenge, learners will engineer a structure and see if it can survive an earthquake they create.

This is a lesson plan for an activity in which learners, playing the role of archeologists, use math concepts about number bases to decipher the Dresden Codex, an ancient Mayan document.

In this activity, learners imagine what the world might look like if we could build an elevator to space!