What a great gift idea!! Right now on Amazon, you can grab this Little Tikes STEM Jr. Quake Challenge Set for Only $9.94! (Reg. $20). Build your tower strong, amp up the shaking, but don’t let the egg fall! Introduce your child to engineering in a fun, hands-on way! With 11 challenge cards and different structures to build, the possibilities are endless. For one or two players.