"Science First"

Learn about space, time, and the universe with this educational activity book.

This device shows how the sun's appearance changes over a period of one month.

Seasonal changes, the positions of sunrise and sunset and the special circumstances of solstices and equinoxes are easily demonstrated and examined.

Students will calculate the relationship between the apparent brightness of a luminous object and the distance to the object.

A complete set for 10 students to study the stars and space.

Portable immersive domes with projection and NGSS-aligned curriculum for science instruction.

Investigate light spectra with this easy-to-use spectrometer.

This comprehensive collection features over 90 of the very best classroom-tested, hands-on activities for teaching basic astronomy, from the phases of the moon to simulating the expansion of the universe.