All children visiting the Museum must be accompanied by an adult 18 years of age or older.

Gift Store Hours

The gift store is open during the hours of operation. The Imagination Station gift shop offers a variety of affordable toys, games, and educational materials for the young shopper. 

Busy Times

The Museum conducts daily group tours between the hours of 9 am. – 1 pm. You may call Visitor Services at 562-905-9693 to check the tour schedule. Tour schedules are subject to change without notice.

Lost & Found Policy

The Museum is not responsible for lost or stolen items. Lost and found articles will be held for up to 2 weeks.

ASTC Passport Program

If you are a visiting member from a reciprocal institution (science centers / museums located outside of 90 miles "as the crow flies" of the CMLH) and would like to receive free General Admission you must present a current Membership Card from an Association of Science and Technology Centers (ASTC) institution and a valid photo id with proof of residence. Please visit the ASTC website for a complete listing of participating programs and restrictions.