Our Team

Sarah Sperry

Sarah is a mom of two and after her first baby, she became interested in the role that play took in her child’s development.  Sarah has been running process art groups, co-ops and hiking clubs locally since 2010. Sarah combined her love of nature education and art as a certified Tinkergaren leader in 2016, where she also worked for the organization training prospective leaders on how to facilitate play. Sarah holds several playwork training certificates from Pop-Up Adventure Play.  In 2020 Sarah founded Wonder Tree Community Play School to offer parents a drop off option for nature education and process art.  Sarah believes that learning and playing outside is a fundamental right of every child. While not taking kids outside, Sarah enjoys trail running, camping, biking and adventuring!  Sarah and her family live in Haddon Heights.

Lisa Caswell

Lisa has been involved in public education since 2002. She has a master’s degree in elementary education and a New Jersey teaching license for grades K-6. While attending Tinkergarten classes with her own child, Lisa saw the immense benefit to teaching outdoors and became a certified Tinkergarten leader in 2019. Lisa is also a local Girl Scout leader and is on the board of the Center for Environmental Transformation in Camden, NJ.  Lisa believes that when children are given the opportunity to play in nature, they thrive. She resides in Collingwood with her husband and three children.

Ayesha Brooks

Ayesha is a stay-at-home mom on a self-described delightful adventure with her four-year-old son. Her little explorer has opened her eyes to the beauty of every bug, rock, and flower, turning our home into a haven for outdoor exploration. Together, they have embraced the wonders of nature - from scavenger hunts in the backyard to muddy adventures in the park. Amidst their adventures, Ayesha finds joy in sewing, painting, baking, and crocheting - hobbies that bring color and warmth to their lives. With a background in behavioral health, Ayesha helps Wonder Tree create a nurturing environment that fosters emotional well-being and celebrates every milestone.

Chelsea Capron

Chelsea is passionate about getting kids outside and letting them truly explore with all their senses. She has a master's degree in Occupational Therapy and is a certified yoga teacher. Chelsea has practiced OT in various adult and pediatric settings across the US and abroad. After having two sons, she is leaning into maternal/infant health and fostering community in motherhood. Chelsea enjoys hiking, music, and going on adventures with her family.

Evelyn Diaz

As a former nanny and the mom of two she always brings a playful spirit to her time spent with kids. Evelyn believes spending time in nature and engaging in risky play is vital for developing young minds and bodies. Passionate about community building, she is local to Oaklyn and joined Wondertree in 2023. She cant wait to see you in the forest!

Hollie Duffy

Hollie is a true adventurer and explorer of all things. Her strong spirit for nurturing curiosity and love for the natural world extends into her daily life as a parent to a four-year-old. In addition to her work with Wondertree, she is an environmental educator at Cedar Run Wildlife Refuge. Hollie is passionate about teaching children environmental stewardship and fostering a deep respect for nature through hands-on experiences.

Cara Anderson-Boiler

Cara is mom to four girls, and is passionate about nature and creativity.  She holds her bachelor’s degree in art and art history with a minor in psychology.  Her early professional career was as an art consultant, but with the birth of her 4th child, Saoirse, she left her career and now spends time at home creating art for pleasure and working on improving public spaces through the addition of native landscaping. In their free time Cara and her family like to swim, go hiking, garden, and create art together.

Christina Bitar

Christina is mom to a blended family of seven with kids ranging from 3-17 years old. She is local to Collingswood and an active member of her community and her children’s schools, helping to plan and organize fundraising events for both. Christina brings a love of crafting, Philadelphia sports teams, and enjoying the little moments of life to Wonder Tree, encouraging children in their own creative endeavors.

Laura Guzman Sampley

Laura is a retired nurse, self-taught intuitive artist, and an enthusiastic gardener. Laura joined Wonder Tree after she and her daughter Lilly participated in Tinkergarten classes with Sarah as their leader. She is a teacher with South Jersey HomeSchool Association in Voorhees guiding her students in Gardening, Messy Art, and Kitchen Skills. Laura enjoys being immersed in the magic of childhood wonder and working with children to create a positive and peaceful learning experience.