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Castro Valley, Ca

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Aug 3-7 2026

Holly Park Bigs Week 9: Biodiversity Bonanza: It takes a village!

Tree Frog Treks, LLC • San Francisco, CA

Science , Arts and crafts

Aug 10-14 2026

CIT Week 10 @ Holly Park

Tree Frog Treks, LLC • San Francisco, CA

Science

Aug 10-14 2026

Holly Park Bigs Week 10: In Dirt We Trust: Let's Grow Together!

Tree Frog Treks, LLC • San Francisco, CA

Science , Arts and crafts

May 11 2026

Pollution Solution Mini-Lab (Grader 6)

Club SciKidz Silicon Valley • PALO ALTO, CA

Science , Computers

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Preschool & Pre-Kindergarten Full Day, Five Days, 10 Week Bundle

Stratford Schools • San Bruno, CA

Mathematics , Science

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Preschool & Pre-Kindergarten Morning, Five Days, 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

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Preschool & Pre-Kindergarten Full Day, Five Days, 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

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Preschool & Pre-Kindergarten Full Day, Two Days, (TTH) 5 Weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

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Preschool & Pre-Kindergarten Full Day, Three Days, (MWF) 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

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Preschool & Pre-Kindergarten Morning, Three Days (MWF), 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

10 Dynamic Warm Up Exercises for Youth Athletes
11 Fun Basketball Games for Kids Besides H-O-R-S-E
10 Incredible DIY Backyard Forts for Kids
The Best Travel Strollers for Families On the Go
How to Make Travel Easier for Your Next Team Event

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Sports & Fitness

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Activities for Kids in Castro Valley, CA

Find Fun Kids Activities Near You

Activities Near

Castro Valley, CA

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To

Your Location

Your Family Members

Holly Park Bigs Week 9: Biodiversity Bonanza: It takes a village!

Tree Frog Treks, LLC • San Francisco, CA

Science , Arts and crafts

CIT Week 10 @ Holly Park

Tree Frog Treks, LLC • San Francisco, CA

Science

Holly Park Bigs Week 10: In Dirt We Trust: Let's Grow Together!

Tree Frog Treks, LLC • San Francisco, CA

Science , Arts and crafts

Pollution Solution Mini-Lab (Grader 6)

Club SciKidz Silicon Valley • PALO ALTO, CA

Science , Computers

Preschool & Pre-Kindergarten Full Day, Five Days, 10 Week Bundle

Stratford Schools • San Bruno, CA

Mathematics , Science

Preschool & Pre-Kindergarten Morning, Five Days, 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

Preschool & Pre-Kindergarten Full Day, Five Days, 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

Preschool & Pre-Kindergarten Full Day, Two Days, (TTH) 5 Weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

Preschool & Pre-Kindergarten Full Day, Three Days, (MWF) 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

Preschool & Pre-Kindergarten Morning, Three Days (MWF), 5 weeks

Stratford Schools • San Bruno, CA

Mathematics , Science

10 Dynamic Warm Up Exercises for Youth Athletes

11 Fun Basketball Games for Kids Besides H-O-R-S-E

10 Incredible DIY Backyard Forts for Kids

The Best Travel Strollers for Families On the Go

How to Make Travel Easier for Your Next Team Event

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