| Sunitinib Malate in Treating Younger Patients With Recurrent, Refractory, or Progressive Malignant Glioma or Ependymoma (NCT01462695) | National Cancer Institute (NCI) | 2012-01-01 |
| Gamma-Secretase Inhibitor RO4929097 in Treating Young Patients With Relapsed or Refractory Solid Tumors, CNS Tumors, Lymphoma, or T-Cell Leukemia (NCT01088763) | National Cancer Institute (NCI) | 2010-03-01 |
| Vorinostat and Temozolomide in Treating Young Patients With Relapsed or Refractory Primary Brain Tumors or Spinal Cord Tumors (NCT01076530) | National Cancer Institute (NCI) | 2010-02-01 |
| Vorinostat and Bortezomib in Treating Young Patients With Refractory or Recurrent Solid Tumors, Including Central Nervous System Tumors and Lymphoma (NCT00994500) | National Cancer Institute (NCI) | 2009-08-01 |
| ABT-888 and Temozolomide in Treating Young Patients With Recurrent or Refractory CNS Tumors (NCT00946335) | National Cancer Institute (NCI) | 2009-07-01 |
| Bevacizumab and Irinotecan in Treating Young Patients With Recurrent, Progressive, or Refractory Glioma, Medulloblastoma, Ependymoma, or Low Grade Glioma (NCT00381797) | National Cancer Institute (NCI) | 2006-08-01 |
| AZD2171 in Treating Young Patients With Recurrent, Progressive, or Refractory Primary CNS Tumors (NCT00326664) | National Cancer Institute (NCI) | 2006-03-01 |
| Lenalidomide in Treating Young Patients With Recurrent, Progressive, or Refractory CNS Tumors (NCT00100880) | National Cancer Institute (NCI) | 2004-11-01 |
| Collecting and Storing Blood and Brain Tumor Tissue Samples From Children With Brain Tumors (NCT00919750) | Children's Oncology Group | 2004-02-16 |
| Tipifarnib in Treating Young Patients With Recurrent or Progressive High-Grade Glioma, Medulloblastoma, Primitive Neuroectodermal Tumor, or Brain Stem Glioma (NCT00070525) | National Cancer Institute (NCI) | 2003-11-01 |
| Cilengitide in Treating Children With Refractory Primary Brain Tumors (NCT00063973) | National Cancer Institute (NCI) | 2003-07-01 |
| Temozolomide and O6-Benzylguanine in Treating Children With Recurrent Brain Tumors (NCT00052780) | National Cancer Institute (NCI) | 2002-10-01 |
| Irinotecan in Treating Children With Refractory Solid Tumors (NCT00004078) | Children's Oncology Group | 1999-10-01 |