On the 12th Day of STEMas, STEM Spark giveaway, one Marble Run! Marble Runs are one Jacks absolute STEM toys, so I thought it'd be a great toy to end STEMas. Happy STEMas dear readers and see you in the New Year!
Please use the Rafflecopter to enter or the link here, and US residents only, thanks. And please leave us a comment to what you're looking forward in 2022 STEM Sparkers! Thank you for following our journey as a STEM happy family on this blog, and of course, happy STEM-ing!
