Peer interaction: help or distraction?
Peer-assessment of Homework Using Rubrics
Percepção Astronômica de um Grupo de Alunos do Ensino Médio de uma Escola da Rede Estadual de São Paulo
Performance Analysis of AIM-K-means & K-means in Quality Cluster Generation
Performance Analysis of Enhanced Clustering Algorithm for Gene Expression Data
Performance of the cometary experiment MUPUS on the body Earth
Personalized, Interactive Mini-Labs for ``Astronomy 101"
Perspectives About Mercury: We Know Less Than we Think we Do
PET as a Model for Other Introductory Content Courses
PhET’s Research-based Guidelines for Design and Use of Interactive Simulations
Photometric Determination of Quasar Candidates
PHOTON2: A web-based professional development model for photonics technology education
Physics Education: A Significant Backbone of Sustainable Development in Developing Countries
Physics Teaching in Problem-Based Learning
Physics To Go: an Outreach Digital Library
Physics: Frightful, but fun. Pupils' and teachers' views of physics and physics teaching
Pinning Down the Orbits of Transneptunian Objects
Pisgah Astronomical Research Institute
Placing the Solar System in its Universal Context
Planet Mars: Story of Another World