SolarSPELL is an educational initiative with

nonprofit A nonprofit organization (NPO), also known as a nonbusiness entity, nonprofit institution, not-for-profit organization, or simply a nonprofit, is a non-governmental (private) legal entity organized and operated for a collective, public, or so ...

status based at

Arizona State University Arizona State University (Arizona State or ASU) is a public university, public research university in Tempe, Arizona, United States. Founded in 1885 as Territorial Normal School by the 13th Arizona Territorial Legislature, the university is o ...

. SolarSPELL, which stands for Solar Powered Educational Learning Library, is a portable, solar-powered

digital library A digital library (also called an online library, an internet library, a digital repository, a library without walls, or a digital collection) is an online database of digital resources that can include text, still images, audio, video, digital ...

system. It stores curated educational resources and acts as an offline

Wi-Fi hotspot A hotspot is a physical location where people can obtain Internet access, typically using Wi-Fi technology, via a wireless local-area network (WLAN) using a router connected to an Internet service provider. Public hotspots may be created by ...

, allowing users to access its content without the need for

internet The Internet (or internet) is the Global network, global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a internetworking, network of networks ...

connectivity. As of 2024, SolarSPELL has distributed nearly 600 libraries in 15 countries globally and trained almost a thousand individuals on how to use the digital library technology.

History

SolarSPELL was created by Laura Hosman, a professor at Arizona State University (ASU), in 2015. Hosman's students were involved in the creation and testing of multiple iterations of the SolarSPELL device.

Hardware

The SolarSPELL digital library device consists of a waterproof case, a

solar panel A solar panel is a device that converts sunlight into electricity by using photovoltaic (PV) cells. PV cells are made of materials that produce excited electrons when exposed to light. These electrons flow through a circuit and produce direct ...

, a

lithium-ion battery A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li+ ions into electronically conducting solids to store energy. Li-ion batteries are characterized by higher specific energy, energ ...

, a

voltage regulator A voltage regulator is a system designed to automatically maintain a constant voltage. It may use a simple feed-forward design or may include negative feedback. It may use an electromechanical mechanism or electronic components. Depending on the ...

USB Universal Serial Bus (USB) is an industry standard, developed by USB Implementers Forum (USB-IF), for digital data transmission and power delivery between many types of electronics. It specifies the architecture, in particular the physical ...

cords, a

Raspberry Pi Raspberry Pi ( ) is a series of small single-board computers (SBCs) developed in the United Kingdom by the Raspberry Pi Foundation in collaboration with Broadcom Inc., Broadcom. To commercialize the product and support its growing demand, the ...

, and an

SD card Secure Digital (SD) is a proprietary, non-volatile, flash memory card format developed by the SD Association (SDA). Owing to their compact size, SD cards have been widely adopted in a variety of portable consumer electronics, including dig ...

. The SD card stores pre-selected educational content for the users to access.

Projects

The SolarSPELL library is used in 15 countries in

Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...

, the

Middle East The Middle East (term originally coined in English language) is a geopolitical region encompassing the Arabian Peninsula, the Levant, Turkey, Egypt, Iran, and Iraq. The term came into widespread usage by the United Kingdom and western Eur ...

, the

Pacific Islands The Pacific islands are a group of islands in the Pacific Ocean. They are further categorized into three major island groups: Melanesia, Micronesia, and Polynesia. Depending on the context, the term ''Pacific Islands'' may refer to one of several ...

, and

North America North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...

. As of 2024, SolarSPELL has deployed 597 digital libraries and trained over 960 individuals how to use the technology. They are estimated to have reached over 300,000 people with the contents of their digital libraries. The SolarSPELL library is used by students and teachers in classrooms that may struggle with access to resources. In one study, after a SolarSPELL was used in a 10th grade

biology Biology is the scientific study of life and living organisms. It is a broad natural science that encompasses a wide range of fields and unifying principles that explain the structure, function, growth, History of life, origin, evolution, and ...

class at Simon Sanchez High School in

Guam Guam ( ; ) is an island that is an Territories of the United States, organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. Guam's capital is Hagåtña, Guam, Hagåtña, and the most ...

, there was significant improvement in learning and education for the high schoolers, including for youth with special needs. The use of SolarSPELL in this class resulted in higher-than-average biology test scores and a reduction in student disruptive behavior in class. SolarSPELL has collaborated with non-profit and governmental organizations worldwide, including the

Peace Corps The Peace Corps is an Independent agency of the U.S. government, independent agency and program of the United States government that trains and deploys volunteers to communities in partner countries around the world. It was established in Marc ...

Voice of America Voice of America (VOA or VoA) is an international broadcasting network funded by the federal government of the United States that by law has editorial independence from the government. It is the largest and oldest of the American internation ...

, and more.

References

{{reflist

External links

SolarSPELL official website
Arizona State University