Registration for Winter/Spring semester 2020 is now OPEN ! Our after-school classes are hosted at four locations - Stocklmeir, Blue Hills ,West Valley and Montclaire Elementary schools, Cupertino Union School District . Click herefor more information on our programs. To Register please select your chosen location below . Our checkout process is completely secure (with Square).We also accept checks made payable to "Petri-dish Science" . We know students love building with their friends . You can now use our referral Program to receive a discount of $20 when you refer a friend . Our Referral Program is as simple as 1-2-3 1. Send our registration link to your friend(s) https://www.petridish-science.org/register.html 2.Email us the complete name of the child you are referring and cc the referred parent in that email . 3. We email both parties referral discount code that can be used at checkout during registration (we give you a refund if you have already registered) . Note :You get a ONE TIME discount per child for all your referrals .